Kereskedelmi, irodai és ipari

Item Type: Switches
Type: Push Button Switch
Material:plastic
colour:As shown
Package Contents:
100 x switch
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

1. Made of high-quality materials, odorless, non-toxic, durable
2. Effectively protect the equipment from dust and scratch damage, and extend the service life
3. The precise cut is easy to open and charge, very suitable for 1/2
4. There is no need to remove the skin of the protective case when charging.
Style: back cover
Applicable model: for 1/2 generation
colour:As shown
Material:tpu
Package Contents:
1 x Earphone shell
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Easy to install - you can easily insert and remove the narrow design of the cargo bag. Slide the charging case with your thumb slightly forward and then hold the top to remove the carrying case.
Shock-absorbing gel material protects your pro from shocks, falls, bumps and scratches without interfering with the wireless charging in everyday life
The beautiful cartoon shape is very cute and cool, makes you different and shows your personality
Made of high quality materials, environmentally friendly, non-toxic, good workmanship, tailored for your , very stylish, easy to install and use
Perfect present. The cute protective cover is a perfect gift for girlfriend, boyfriend, mother, classmates and friends for birthday, Valentine's Day, Thanksgiving, Christmas or New Year
Material:Silica gel
colour:As shown
Package Contents:
1 x Earphone protective sleeve
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Colour:black yellow/black blue/black gray
Material:ABS
Size:10 x 5 x 3cm
Package Contents:
1 x smart glasses
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Colour:black yellow/black blue/black gray
Material:ABS
Size:10 x 5 x 3cm
Package Contents:
1 x smart glasses
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Colour:black yellow/black blue/black gray
Material:ABS
Size:10 x 5 x 3cm
Package Contents:
1 x smart glasses
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

1. This mini design smart wifi module fits in EU / UK wall switch box, and is easily in your wall switch box from your traditional switch without any influence on your decoration style to make it smart, giving your devices maximum on / off power and converting most compatible products to smart products. Most importantly, your traditional switch and this smart module can work independently in non-interference mode. (Note: This module is suitable for rocker and reset switch.)
2. 1/2 Way 2 Gang Compatible with Built-in RF Frequency: This special version is a 2-band item, so it can connect to your traditional 2-band switch to achieve smart features. It can not only be used as a 1-way circuit breaker, but also a 2-way (two switches One light control). Just plug it into one of your two traditional switches, then you can turn your connected device into a smart one (for a 2-way circuit). New design with RF frequency for RF remote control in other non-interfering mode
3. Hands-free Voice and Wireless Remote Control: Compatible with Alexa and Google home allows you to freely control your connected devices via voice command when your hands are not free. Even remotely control devices on your smartphone when you are away from home.
4. Timer, Schedule & Countdown: Take full control of your smartly connected devices with the timer function in your app and also the 1 minute / 5 minutes / 30 minutes / 1 hour countdown function etc. In addition, you can share the control with your family or friends for greater convenience.
5. new Reset button added on switch module for simpler reset method than before; Wi-Fi control through your mobile phone: control a wide range of lights through the Smart Life / Tuya app without the need for a separate hub.
Parameter:
Input voltage: 90V ~ 250V / 50 / 60Hz Total 10A
Wiring: live wire and neutral wire
Maximum charging power: Total10A
Standard WiFi: 2.4 GHz 802.11 b / g / n
App Name: Tuya Smart / Smart Life
Lifespan: 100,000 times for operation
colour: white
Material: plastic
size: 47x52x18mm
Package Contents:
1*2 Gang Wi-Fi Switch Module
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

1. This camera mount adopts good quality PVC material, sturdy, lightweight, wearable and durable.
2. Gives your stable installation and flexible adjustment.
3. Lightweight and portable, easy to carry and store.
4. Nice tackle for surfing lovers to their precious moments.
5. Scope of application: for SUP inflatable surfboard.
size:10x10x1.2cm
Material:PVC
colour:Black
Package Contents:
1 x camera base
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

1.Exclusive design, headphone ergonomic design, comfortable to wear easy to fall.
2.Ear ear design, reducing the world's best bass. Unique magnetic control, Not easy to fall.
3.Built-in high sensitivity microphone, clearer voice quality. Bluetooth one with two to meet the needs of multi-source.
4.Built-in lithium battery, support for 1.5 hours fast charging, provide up to ten hours of music / talk endurance.
5.With a play button, you can control the music player and make and receive calls and other functions.
Loss range: 10 meters
Function: call function, support music
Bluetooth protocol: 4.1
Channel: stereo
How to use: earplug style
Whether single or double ear: bilateral stereo
size:18.0 x 15.0 x 3.0cm
Material:ABS
colour:black
Package Contents:
1 x Bluetooth Earphone
1 x USB Cable
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

In order to better pick up your voice and perform better in more occasions, we adopt a unidirectional pickup unit, which is more suitable for family karaoke singing.
The unified cardioid pickup pattern can isolate the main sound source while reducing background noise
The tube body is small and the shell is made of metal, the quality is more reliable. Aluminum Alloy material body, even if dropped from a high place, it will not be easily damaged.
Clean frequency response, musical instrument reproduction and rich vocal pickup
The microphone is an excellent choice for vocal performances, suitable for karaoke, home entertainment, outdoor performances, conferences and other occasions.
Speaker power: 4 ohm 4W
Signal to noise ratio: greater or equal to 85dB
Frequency response range: 150~ 20KHZ
Battery capacity: 1500MA
colour: pink/gold/black
Material: aluminum alloy
Size: 230x55x30MM
Package Contents:
1 x microphone
1 x USB cable
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

In order to better pick up your voice and perform better in more occasions, we adopt a unidirectional pickup unit, which is more suitable for family karaoke singing.
The unified cardioid pickup pattern can isolate the main sound source while reducing background noise
The tube body is small and the shell is made of metal, the quality is more reliable. Aluminum Alloy material body, even if dropped from a high place, it will not be easily damaged.
Clean frequency response, musical instrument reproduction and rich vocal pickup
The microphone is an excellent choice for vocal performances, suitable for karaoke, home entertainment, outdoor performances, conferences and other occasions.
Speaker power: 4 ohm 4W
Signal to noise ratio: greater or equal to 85dB
Frequency response range: 150~ 20KHZ
Battery capacity: 1500MA
colour: pink/gold/black
Material: aluminum alloy
Size: 230x55x30MM
Package Contents:
1 x microphone
1 x USB cable
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

In order to better pick up your voice and perform better in more occasions, we adopt a unidirectional pickup unit, which is more suitable for family karaoke singing.
The unified cardioid pickup pattern can isolate the main sound source while reducing background noise
The tube body is small and the shell is made of metal, the quality is more reliable. Aluminum Alloy material body, even if dropped from a high place, it will not be easily damaged.
Clean frequency response, musical instrument reproduction and rich vocal pickup
The microphone is an excellent choice for vocal performances, suitable for karaoke, home entertainment, outdoor performances, conferences and other occasions.
Speaker power: 4 ohm 4W
Signal to noise ratio: greater or equal to 85dB
Frequency response range: 150~ 20KHZ
Battery capacity: 1500MA
colour: pink/gold/black
Material: aluminum alloy
Size: 230x55x30MM
Package Contents:
1 x microphone
1 x USB cable
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Condition: 100% brand new
Material: PVC
Color: Transparent
Size (approximately): 2 x 3 mm
Quantity: About 500 pcs
They are perfect for posts earrings or hook earrings.
Note: Elastic for the post earring, but not for the post earring too thick like 1 mm (18 gauge)
Package include:500 x Earring fastener
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3 cm.

Easy to handle
Sound insulation
Good for replacing your worn or lost ear pads
Compatible with most headphones 55mm
Diameter: approx. 2.4 inch/ 6 cm
Material: Foam
Color: Black
Package includes:
4 pairs of earphone covers
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Game/music dual mode switching, 65ms ultra-low latency, HIFI sound quality.
360° stereo, in game mode, easily judge the enemy's position by sound.
High-definition microphone, noise reduction effect, good radio frequency and EMI performance
After removing the headset, it will automatically connect to the phone (need to complete the first connection)
The headset adopts a touch mode to complete multiple functions with one button.
Long battery life, the headset can play continuously for 4 hours.
The TWS headset with IPX4 waterproof rating has good waterproof performance.
Intelligent LED power display, which can predict the power of the headset.
Material:plastic
colour:Black
Package Contents:
2 x Bluetooth Headset
1 x Charging Case
1 x USB Cable
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Clear and bright sound quality.
360 degree rotatable rear clamp
Simple monitor headphones with a 3.5mm external plug.
Suitable for different types of intercom sockets.
size:6.0x5.2 MM
Material:ABS
colour:Black
Package Contents:
1 x Hand microphone
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

This microphone has 7 colorful RGB lighting, adding more fun and color to your interior. With a pickup distance of 20-30 meters, the sound can be recorded clearly. And there are 3 sound effects modes-original sound, professional, singing mode, you can choose according to the scene when you use it.
Suitable for various occasions such as online meeting, business conference and negotiation. Good for home studio, Chatting, Skype, Online Course, Yahoo Recording, YouTube Recording, Google Voice Search and Steam.
Plug&Play, no drivers to install, no need of battery, easily connected to your PC computer, Laptop. The body comes with a 3.5mm real-time monitoring headphone speaker jack, you can use it conveniently to monitor the recording effect in real time.
Advanced Noise-canceling Technology, clear and stable sound quality, instant communication with zero distance, high efficiency.
With a knob to fix and adjust the microphone head angle, easy and convenient to pick up the sound at any directions.
model:co6
Sensitivity: -33 /- 2dB
Directivity: Heart-shaped Pickup
Frequency Response: 80Hz-20000Hz
Sound Pressure Level: 110dB
Signal-to-noise ratio: more than 68dB
Output Impedance: less than 2.2K ohm
Sampling Rate: 48KHz
Data Line Length: 200cm
Support System: Windows XP/7/8/10, MAC OS
colour: white
Material: ABS
Size: 15x10x6.5cm, 2M cable
Package Contents:
1 x Microphone
1 x Base
1 x USB Cable
1 x English manual
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

RoHS COMPLIANCENoise and distortion are bad for audio, destroying precious detail and smearing resolution. The open RCA inputs are channeling RFI and EMI noise right into the heart of your components. Cover all the unused RCA inputs in your system with the RCA caps and keep this noise from getting into your components. Our RCA caps slide right over unused RCA jacks and will provide both sonic and environmental protection.
This Noise-Stopper caps are grounding plugs that help you block out this unwanted noise. Just slip a cap over the open inputs on the back of your Hi Fi gears. You will aware Noise-Stopper caps lower the noise floor and allow your equipment to perform to it's fullest potential.
Function:For elimination of electromagnetic noise pick-up from unused RCA connectors in Audio vedio Equipment protector dust proof
Gold Plated brass to ensure ultra shield and protection, shield against RFI, EMI dust and corrosion, Suitable for either shorting or non-shorting application
Colour:gold / silver
Material:Metal
Package Contents:
4 * RCA Shielding Jack
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

RoHS COMPLIANCENoise and distortion are bad for audio, destroying precious detail and smearing resolution. The open RCA inputs are channeling RFI and EMI noise right into the heart of your components. Cover all the unused RCA inputs in your system with the RCA caps and keep this noise from getting into your components. Our RCA caps slide right over unused RCA jacks and will provide both sonic and environmental protection.
This Noise-Stopper caps are grounding plugs that help you block out this unwanted noise. Just slip a cap over the open inputs on the back of your Hi Fi gears. You will aware Noise-Stopper caps lower the noise floor and allow your equipment to perform to it's fullest potential.
Function:For elimination of electromagnetic noise pick-up from unused RCA connectors in Audio vedio Equipment protector dust proof
Gold Plated brass to ensure ultra shield and protection, shield against RFI, EMI dust and corrosion, Suitable for either shorting or non-shorting application
Colour:gold / silver
Material:Metal
Package Contents:
4 * RCA Shielding Jack
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Set the USB to RS 232 serial port line used by the console port of router switch (passed the test by MS HyperTerminal, SecureCRT and other configuration software)
It can solve the problem of notebook and desktop without 9-pin RS 232 serial port.
It is mainly used to configure and use the console port of router, switch and other industrial control equipment. (this ordinary machine can be used, but large machines can't be used)
It can also be used in barcode reading equipment, telephone, mobile phone, digital camera, modem, ISDN and other terminal adapter communication.
It is characterized by good compatibility (other low-grade products on the market have incompatibility problems among various devices, so it is difficult or even impossible to use them after buying them back. It takes time and energy and costs more money. You will know once you have experienced it),
Supports Windows 98, windows me, Windows 2000, Windows XP, MacOS 8.6 or higher. CD with drive
It supports usb1.0 / 1.1 specification and is compatible with USB2.0
size: 0.6m
Material:plastic
colour:Blue
Package Contents:
2 x Data Cable
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

The bracket is used to attach the camera to the , next to the motorcycle rearview mirror.
Even on road, it will not affect the stability.
Compatible with sports cameras such as for GoProfor, SJCAM, XiaoYi...
Screw locked from top to bottom, more safer than the others.
Made of stable and durable aluminum alloy.
Colour:black
Material:Aluminum alloy
Size:about 85mm x 44mm x 34mm / 3.3in x 1.7in x 1.3in
Bottom Hole Diameter: 1.1cm / 0.4in
Weight: about 56g
Package Contents:
1 x Motorcycle Rearview Mirror Mount
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Lightweight and flexible, you can connect fill light and microphone without a camera cage
Complete smart phone video kit with microphone, LED light, phone holder, Bluetooth remote control
You can adjust the ultra-high brightness LED36 light at will according to your needs (the LED light uses AA batteries, not included), the light is brighter and softer
High-quality audio, condenser microphone can provide clear and clear directional audio
Easy to set up: The microphone and accessories are designed for easy use and quick setup. Very suitable for video recorders, real-time streaming.
Product Type: Photography Package
Application: video shooting
size: 29 x 17 x 5.3CM
Material:plastic
colour:black
Package Contents:
1 x bracket
1 x Mobile phone hot shoe clip
1 x LED light
1 x microphone
1 x Bluetooth remote control
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Wireless lavalier microphone: The transmitter can be in your pocket or clipped to your belt. Clamp the microphone on your tie or clothing for better performance
High quality:Using UHF wireless transmission technology, stable transmission, long distance up to 40-50 meters. The wireless microphone also features powerful noise reduction and low interference for a stable, clear sound.
Voice amplification: Wireless microphones can be widely used for voice amplification, especially for classroom teaching, conference presentations, tour guides, stage performances,Instrumental performance,etc. Need to be used with voice amplifiers, speaker systems, etc. Note: Not for low power speaker devices below 100W,NOT compatible with portable bluetooth speaker, smart phones and tablets.
Easy to use: Simply plug the receiver into the MIC jack of the device, turn on the transmitter and receiver, wait a few seconds, and they will automatically connect.
Rechargeable microphone: The dual Micro-USB cable charges both the transmitter and receiver, which takes approximately 2-3 hours. With a full charge, a working time of more than 6 hours is possible.
Colour:Black
Material:ABS
Package Contents:
1 * Wireless Transmitter
1 * Wireless Receiver
1 * Dual charging USB cable
2 * Adapter
1 * Clip
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

1.Save wires and save labor, no risk of electric shock and combustion without contact with strong electricity, no heat source inside and no temperature rise influence;
2.One lamp holder can be matched with multiple free sticker switches at the same time to realize that one lamp can switch the lamp in multiple places! Solve the problems of no switch on the bed, turning on the lights at night, unreasonable circuit design, inappropriate switch height for the elderly and children at home, and inconvenient wiring at home because of aging wiring!
3.After a power failure, the power will self-extinguish to avoid waste of electricity and will not interfere with each other. It adopts digital coding and decoding technology and has no directionality; high-performance processing chip, built-in relay control, safer and more stable, super heterodyne receiving module ultra-low power consumption Strong anti-interference and high sensitivity!
4.What is a self-powered switch?The self-powered wireless switch presses itself to generate electricity, no wiring at all, no battery power supply, self-generated electricity for self-use, energy-saving and environmentally friendly patented product, press life more than 100,000 times, use with self-generating receivers. No wiring from lamp (electric equipment) to switch
5.This is a new type of switch that combines the advantages of wifi smart switches and self-powered switches. It solves the restriction that cross-border products cannot be sent to live products. You can buy this product back and use it without battery. , Don't worry that the switch will be out of power, you can use the mobile phone APP control when using at the same time, Google Home Alexa voice control. Don't worry about not being connected to the internet
Function 1:Mobile APP remote control
Mobile APP remote control, Google Home Alexa voice control.Using your smartphone or tablet remotely controls the smart wifi power switch by free app Smart Life or Tuya Smart from anywhere at any time. Easily to control your home appliances.
Function 2:Self-powered Switch Control
The switch does not require batteries, wiring, and wiring. It is very convenient. When there is no WiFi at home, we can use it to control household appliances.
Function 3:Voice Control
The smart Switch is perfectly compatible with Amazon Alexa, Google Home, and so on. Just simply give a voice command to your Alexa or Google Home Assistant to control your devices when you are on go.
Function 4:Sharing function
Main account has the exclusive permissions,one click to share eht permissions with the whole family.let the family enjoy the fun of smart life!
Function 5:Individual control or group control
One-tap to share the smart plug with your family member by the app to eliminate extra setup processes.Main account has the exclusive permissions,one click to share eht permissions with the whole family.let the family enjoy the fun of smart life!
Colour:White
Material:plastic
Size:49 x 48 x 23mm
Package Contents:
1 x Smart WIFI Switch
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

[WiFi Remote Control.]Long distance IOS and Android App remote control via WiFi, IOS 10.0 or Android 4.4 or later edition required. Support routing connection mode (AP) and LAN connection mode (STA). Can't support 5Ghz WIFI
[Wide Compatibility] Support almost all the one-wire or two-wire LED driver ICs, such as WS2811,WS2812B, WS2801, SK6812, SK6812-RGBW, WS2813, LPD6803, LPD8806, APA102, TM1913, UCS1903, SM16703, DMX512.
[Rich Color Modes] 180 kinds of multi-color dynamic modes, 8 kinds of single color modes such as meteor, breathing, wave, catch-up, stack, flash, flow, static. Color, brightness and speed are adjustable.
[Capture ie's color you like]The WiFi controller features creative from-ie-to-effect function. It can capture the color of ie, create distinctive color effect and synchronize light color with atmosphere of your room.
[User-friendly design] Support setting pixels number and segments number, control up to 2048 pixels in total. Save user setting when power off. DC 5V~24V wide working voltage; reverse connection protection; hot swap protection
Material:plastic
colour:white
Package Contents:
1 * SP108E WiFi controller
1 * 3pin JST connector
1 * Mini screwdriver
1 * User manual
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

1. Compact, invisible and non-flickering light, basically achieves the ear effect when used from the front, satisfying the free listening experience
2. Using a low-power 4.1 high-performance Bluetooth chip, the experience has been significantly improved in all respects, the connection is simple, fast and more stable
3. Widely compatible, can be used with Bluetooth
4. Product features: call function, voice control, support music
5. Transmission range: 10m
colour: silver
Material: ABS
Package Contents:
1 x wireless headset
1 x charging cable
1 x charging case
1 x Chinese and English manual
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Game mode, stable 65MS ultra-low latency, music mode, deep sound quality analysis, HiFi fever sound quality delay is higher than the game horizontal.
Equipped with AAC advanced audio decoding, more advanced, better sound quality experience, and higher cost performance.
With breathing light function.
Self-service equalizer adjustment, self-adjustment equalizer in music mode is suitable for listening to music and watching movies.
TWS function, earphones can be used alone without interference.
Bluetooth chip: Jerry 6983D low-power core V5.0 EDR 45 milliseconds low latency
Bluetooth version: support Bluetooth V5.0
Bluetooth support protocol: HFP, HSP, AVRCP, A2DP
Wireless frequency range: 2.402 GHz~2.483GHz
Support decoding method: BC/AAC
Headphone power: 8mW
Bluetooth distance: 10 meters
Audio frequency range: 20Hz~20KHz
Speaker: ￠13
Microphone: high agility condenser silicon microphone
Charging time: 1.5 hours
Charging voltage: DC 5V
Talk time: about 4 hours
Play time: about 4 hours
Standby time: up to 100 hours
Charging interface: DC5V Type-C
The weight of a single headset: 5g
Weight of charging compartment: 32g
Colour: silver black
Material: ABS PC
Size: 11.0 x 8.0 x 4.0cm
Package Contents:
1 * Charging chamber
1 pair * Bluetooth headset
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

[Excellent Audio Clarity]Built in high performance chip can effectively block noise and eliminate echo,Offers crystal clear voice capture on meetings calls, great noise reduction technology.Built in speaker.
[Quick Mute&Mute Button]The conference microphone with mute button,quickly mute/unmute by one press of the mute button,which is very convenient for online meetings and distance education.
[360 ° OMNIDIRECTIONAL & HIGH SENSITIVITY]The microphone can catch the slightest 360 ° signal, make sound clearer and smooth like talking face to face. It can pick up your voice from 10ft away, better than the traditional computer microphone.
[Portable Design]Compact portable design,it is about the size of a small hand's palm,so it stays perfectly on the conference room table without taking too much space.Just put the conference microphone into your pocket or briefcase.
[WIDELY APPLICATION]Online meeting,business conference and negotiation,video/audio chat,skype,gaming and more.It is an excellent solution for anyone who needs to make video conferencing,record office meetings in the conference room/meeting room.
Specification
Computer System: Compatible with Window,Mac OS 7 or above.
Best Using Range: 3-5m
Input: 5V/500mA
Colour: White Gold / Black Gray
Material: ABS
Size: 8x1cm, cable length: 200cm
Package Contents:
1 * USB Conference Microphone
1 * usb cable
1 * English manual
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

1. Vertical and horizontal: This phone holder allows your phone to be placed vertically or horizontally.
2. Bracket: In either case, the microphone and LED lights have 1/4 screws and cold shoe brackets.
3. Professional microphone: The cardioid microphone with professional shock absorption installation has shielding and anti-interference.
4. Tripod: This hand-held table-leg tripod is equipped with adjustable legs (3 levels of height) and a ball head that can rotate at various angles.
5. LED light: light but bright, adjustable brightness. with 1/4 screw and cold shoe bracket.
microphone:
Sensitivity range: -43 /-3dB RL=0.68K ohm Vs=1.5V (1KHz 0dB=1V/Pa)
Resistance value: maximum 0.68K ohm 1KHz (RL=0.68K ohm)
Frequency: 20-16000 Hz
Current consumption: 0.5mA max
Operating voltage range: 1.0V-10V
Maximum sound pressure level: 115dB S.P.L
Signal to noise ratio: greater than 58dB
Sensitivity reduction: 1.5V-1.0V sensitivity change is less than 3dB
LED lights:
Dimming model: Polarless dimming
Applicable batteries: two AA (5) batteries (not included)
Color temperature: 5600K
Working voltage: direct current 3.0V
Power: 5.5W
Lighting: 800Lm
Illumination angle: 60 degrees
Light distance: 5 meters
Average lifespan: 5000 hours
Mini tripod:
Ball head: 360degree rotation
Mid-height 4.3 inches
Mobile phone holder:
Phone clip size: 58-105mm
Port: standard 1/4 screws and standard cold shoes
Colour:black
Material:ABS
Size:24.5 x 23 x 4.2CM
Package Contents:
1 x LED Video Light
1 x Wireless remote control
1 x Smart phone holder
1 x USB charging cable
1 x Tabletop Tripod
1 x Microphone
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

[Excellent Audio Clarity]Built in high performance chip can effectively block noise and eliminate echo,Offers crystal clear voice capture on meetings calls, great noise reduction technology.Built in speaker.
[Quick Mute&Mute Button]The conference microphone with mute button,quickly mute/unmute by one press of the mute button,which is very convenient for online meetings and distance education.
[360 ° OMNIDIRECTIONAL & HIGH SENSITIVITY]The microphone can catch the slightest 360 ° signal, make sound clearer and smooth like talking face to face. It can pick up your voice from 10ft away, better than the traditional computer microphone.
[Portable Design]Compact portable design,it is about the size of a small hand's palm,so it stays perfectly on the conference room table without taking too much space.Just put the conference microphone into your pocket or briefcase.
[WIDELY APPLICATION]Online meeting,business conference and negotiation,video/audio chat,skype,gaming and more.It is an excellent solution for anyone who needs to make video conferencing,record office meetings in the conference room/meeting room.
Specification
Computer System: Compatible with Window,Mac OS 7 or above.
Best Using Range: 3-5m
Input: 5V/500mA
Colour: White Gold / Black Gray
Material: ABS
Size: 8x1cm, cable length: 200cm
Package Contents:
1 * USB Conference Microphone
1 * usb cable
1 * English manual
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

2Pack 2Pin Clip-on Covert Acoustic Tube earpiece compatible with 2-pin Motorola radio devices.Two-pin standard diameter ear 2.5mm and 3.5mm stereo;space of two-pin 8mm.Ear bud style headset with built-in line microphone;covert acoustic tube transmits more clear sound. Transparent tube SPK has excellent concealment which makes communication more private.
Metel Clip and PTT and the microphone provided real hands free; Easy to press and keep your communication private
Compatibility:For the following Motorola portable two way radios:
XTN Series: XTN446,XTN500, XTN600 .XTN XV Series: XV1100,XV2100, XV2600, XV4100.XTN XU Series: XU1100,XU2100, XU2600, XU4100 .XTN AX Series: AXV5100, AXU4100.CLS Series: CLS1110,CLS1413, CLS1450, CLS1450C, CLS1450CB, VL50 .Motorola Spirit Series: SV10, SV11, SV11D, SV21, SV12, SV22, SV22C, SU210, SU22, SU22C, SU220 VHF / UHF Spirit, Spirit Pro, Spirit Pro , Spirit HP 10 .Spirit MU Series: MU11, MU11C, MU11CV, MU12, MU12C, MU12CV, MU21C, MU21CV, MU22CVS, MU24CV, MU24CVS, MU24CVST
Notice: if the sound quality for receiving starts to get fuzzy,please disconnect the clear tube earpiece and blow it out with an air in a can,because the air in the tube will effect the transmission.If you clear the tube earpiece and the issue still not solve ,please contact with us.
Compatibility:For the following Motorola portable two way radios:
Spirit MV Series:
MV11, MV11C, MV11CV, MV12, MV12CV, MV21C, MV21CV, MV22CV, MV24CVS
CP Series:
CP88, CP040. CP100, CP110, CP125, CP150, CP200, CP250, CP300
GP Series:
GP2000 , GP2100, GP300, GP308, GP68, GP88, GP88S
SP Series:
SP10, SP21, SP50 , SP50
CT Series:
CT150, CT250, CT450, CT450LS
PRO Series:
PRO1150, PRO2150, PRO3150
P Series:
P040, P080, P1225, P1225LS
DTR Series:
DTR410, DTR550, DTR610, DTR650
Other Series:
GTI, GTX, LTS2000, VL130, PMR446, ECP100, One BPR400, EP450, AU1200, AV1200
RDX Series:
RDV-5100, RDV2020, RDU2020, RDU2080DD, RDU4100, RDU4160D, RDV2080D, RDV5100
FDC:
FD-150A, FD-450A, FD-160A, FD-460A
Blackbox Series:
Blackbox-V, Blackbox-U
Colour: Black
material: plastic
Package Contents:
2 x 2Pin Covert Acoustic Tube Earpiece
2 x Spare soft earbud
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Air Tube earpiece can reduce radiation.
Big long clip PTT switch, easy operation, feel good. Mesh microphone, clearer calls.
Transparent tube, wearing comfortable, with concealed function.
Transparent tube components can be split, easy to replace.
High fidelity sound clarity.
Completely new
Type: Air Tube earphone
Weight: 2.12oz(60g)
Compatible model:
for Motorola MOTOTRBO DEP550, DEP570, DP2000, DP2400, DP2600, TETRA MTP3100, TETRA MTP3200, TETRA MTP3250, XiR P6600, XiR P6608, XiR P6620, XiR P6628, XIR E8600, XIR E8608, XPR3300, XPR3500
Colour: black
Material: ABS
Size: 10x6x3cm
Package Contents:
1 * Xir P6600 Air Acoustic Tube
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Made of high-quality material, soft and comfortable to wear
Ergonomic design, uniform force, adjustable balance without pressing the face
Light and compact, comfortable to wear;Easy to assemble and disassemble
Easy to adjust the length of the strap according to different needs
Suitable for Oculus Quest2 VR glasses
colour: white
Material: plastic
Package Contents:
10 x Headband (VR Glass is not included)
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

IPX5 waterproof No fear of rain washing
Don't worry about the earphones falling off.
Long battery life Uninterrupted power supply all day
Bluetooth 5.0 chip Low power consumption without stutter
Automatically pair at boot
Bluetooth: V5.0
Charging time: about 1.5 hours
Transmission rate: 24MBPS
Transmission range: about 10 meters
Battery: 100mAh
Playing time: about 10 hours
Standby time: about 360 hours
Talk time: 14 hours
Compatible range: mobile phones/tablets/pc computers with Bluetooth headsets
Colour:Red
Material:ABS
Package Contents:
1 * Bluetooth Earphone
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Stylish design, light weight, easy to carry
Just put it next to your pillow and connect it with you MP3s and enjoy the beautiful music without disturbing others, and having a good sleep.
Compatible for 3.5 mm connector that fits most electronic devices such as iPod, MP3, MP4, radio, CD players, etc.
Thickness: 1.2 cm; Diameter: 6 cm; Cable length: 100 cm
100% Brand New & High Quality
color : White
Material: plastic shell
Package content:
1x 3.5mm Speakers and Pillow
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

THE LATEST DESIGN: Specially designed for PS4 controller, Nintendo, most game console controllersto, provide the best storage space for your gamepad, create your own game space and atmosphere.
HIGH-QUALITY MATERIALS: ABS plastic, non-toxic and harmless, with super glue, can withstand up to 1.5kg/3.3lb weight. High-grade appearance, and your controller is an excellent match.
MULTIPLE USES: Suitable for game controllers, headphones, cameras, umbrellas, backpacks, data cables, etc. Please check the size of the hanging items to ensure that our brackets are compatible.
WIDELY USED: Almost can installed anywhere - kitchen, bathroom, bedroom, etc. Solid wood wall, smooth tile, glass can be used, saving and decorationing the space for you.
Installation Steps:
1. Wipe the clean wall
2. Remove the protective film of glue
3. Exclude the air of glue
size:4 x 5.5 x 6CM
Material:plastic
colour:black
Package Contents:
6 x Handle bracket
9 x glue
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Ergonomically fits the auricle deeply, making it comfortable to wear for a long time
Using black technology to enhance the sound effect, the sound effect is more super clear
You can talk normally without holding your mobile phone while driving
The headset is connected to the microphone with close to zero delay, so you can play games
Life time, up to 30 hours
Bluetooth version: 5.1
Listening time: 15-40 hours
Battery capacity: 300mAh
Standby time: 365 days
Charging time: 2-3 hours
Real copper ring 10MM speaker
Talk time: 15-40 hours
Connection distance: 10 meters without barriers
Impedance: 32 ohm
Colour:black / blue
Material:plastic
Package Contents:
1 * headset
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Ergonomically fits the auricle deeply, making it comfortable to wear for a long time
Using black technology to enhance the sound effect, the sound effect is more super clear
You can talk normally without holding your mobile phone while driving
The headset is connected to the microphone with close to zero delay, so you can play games
Life time, up to 30 hours
Bluetooth version: 5.1
Listening time: 15-40 hours
Battery capacity: 300mAh
Standby time: 365 days
Charging time: 2-3 hours
Real copper ring 10MM speaker
Talk time: 15-40 hours
Connection distance: 10 meters without barriers
Impedance: 32 ohm
Colour:black / blue
Material:plastic
Package Contents:
1 * headset
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

If like dinosaurs, why not try it once, green skin and black spots ,make his childhood full of love and joy.
85db Volume limit,Automatic volume attenuation to protect children's hearing.
Soft material Adjust Headband.Lightweight design andcomfortable to wear.
Suitable for all computers, mobile phones, pads with 3.5mm jack.
Built-in microphone HD call.Eonline class / call video voice chat.
Material:ABS
colour:green
Package Contents:
1 x headset
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

6Pin 2Pin Power Supply Cable 1 to 3 Adapter cables
Connect the spare CPU 6 2P power cord to the image card power supply line to solve the problem of insufficient image card power supply line
Mining machine image card power supply connection line modification purpose.
Product length: 50 20cm (12AWG 50cm 18AWG 20cm)
Material:copper
colour:Yellow
Package Contents:
3 x Power Cables
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Simple operation, aperture effect, multi-angle adjustment, soft light.
Three-block dimming, white light, white warm light, warm light.
USB powered, with smart switch.
The lamp head rotates freely, multi-angle fill light, horizontal 360 degrees, 180 degrees left and right rotation.
Can be used as a bedside lamp, clip-on installation, can be used anytime, anywhere.
Colour: black
Material: ABS
Size: 25 * 16 * 5cm
Package Contents:
1 x stand
1 x fill light
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Product Name : Battery Case;
Material : Plastic, Metal
Body Size : 12.6 x 7.1 x 2cm/5" x 2.8" x 0.8"(L*W*H);
Cable Length( Each ) : 14cm/5.5"
Battery Type : 8 x 1.5V AA;Color : Black
Designed with a cap, and a on/off slide switch.
Battery is not included here.
Net Weight : 71g
Package Content : 1 x Battery Case Holder w Cover
Note:Light shooting and differnent displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

[One step to set up]Simple plug & play with detachable USB cable, saves time for setting up the microphone in perfect performance. You can enjoy all the good stuff comes right out the box by taking one easy action: connect the microphone into a PC/Mac/PS4 which it perfectly compatible with​.
[Quick mute button & powerful pick-up pattern]Physical mute button to lower misoperation rate by avoiding miss-contact, instant respond by triggered, comes in handy when emergency situation like cough or sniff emerges. Cardiod pick-up pattern to get one step closer to the sound source it's facing against, and capture the sweetest part out of the vibration.
[Premium finished out look will help you gain more attention on live]Metal built body and stand covered by smoothy coating, firm and steady constructed to avoid noises caused by any other vibration from the desk. Set it up with the special designed stand that comes in the box, it will sit on your desk like a piece of master work, visual enjoyment is beyond words can express.
[Latency-free monitoring and control]Real-time respond monitoring headphone jack build on board, provides stable and sweet feedback signal for your premium experience. Turn the monitoring volume to suit your satisfaction with the built-in control nob.​​​​​​
[16mm size capsule makes your voice appear larger]Therefore at the same speaking distance, it has better low end radio presence. The much more well-rounded sound and smoother tone than any other microphones in the same price zone can present makes it fit in almost any situation.
Sound Head: capacitive
Directivity: Hypercardioid
Maximum Sound Pressure Level: 115dB 5.PL
Sensitivity: 25mV/Pa (-36dB /- 2dB)
Speech Amplifier Function: 1dB~ 25dB gain adjustable
Frequency Response: 20HZ-20KHZ
Maximum Input Upgrade: 104dB
Signal to Noise Ratio:78dB
Dynamic Range: 117dB
Power Supply Mode: USB power supply (DC 5V)
USB Data Cable: 3.5mm gold-plated plug
Output Interface: USB interface
Tube Material: aluminum alloy
Sampling: 48000HZ/16Bit
Microphone Size: 15x5.5cm
Colour: black
Material: plastic
Size: 10x23cm
Package Contents:
1 * Microphone
1 * Chinese and English Instruction
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

The potentiometer adjusts the volume with a switch for easy control of the volume, making it perfect for DIY speakers.If it is a metal box, you need to bring out the Bluetooth antenna.
The copper DC connector is used to withstand high current and no heat.Capacitor 470uf35V solid capacitors ensure power storage and heat dissipation, and stable power supply is a prerequisite for good sound quality.
Free DC head lead, compatible with the input power interface of this product, even if you don't have a DC head adapter or battery, it can be easily wired.
5.0 Bluetooth version, the transmission efficiency is higher, the transmission distance is farther.
Notes for use: the power switch on the board is standby switch, and the machine is in standby state with low power consumption after the switch is turned off. To completely turn off the power or to remove the DC plug on the machine for a long time, it is ok.
Product Name:2X50W Bluetooth digital power amplifier board
Model: ZK-502L
Adaption Supply Voltage: 5-24V (Optional 9V/12V/15V/18V/24V adapter, high power recommended high voltage)
Adapter Speaker: 30W-200W, 4Ω-8Ω
Number of Channels: Left and right stereo (Stereo)
Bluetooth Version: 5.0
Bluetooth Transmission Distance: 15m(Without occlusion)
Protection Mechanism: Overheating protection,Short Circuit protection
Tip: To have enough output power if the o input is sufficient and the supply voltage/current is sufficient. The power supply voltage is higher and the relative power will be larger. The speakers with different impedances will have different output power. In the case of sufficient voltage and current, the larger the ohms of the horn, the smaller the relative sound power. Please pay attention!
Power Supply Voltage:
12V------8hom speaker/12W (Left channel) 12W (Right channel), 4 ohm speaker/20W 20W
15V------8homs /18W 18W, 4 ohm/greater than 30W 30W
19V------8homs /32W 32W, 4 ohm/greater than 45W 45W
24V------8homs /38W 38W, 4 ohm/greater than 50W 50W
Maximum Power Per Channel: 50W
Model Number: ZK-502L
Channels: 2 (2.0)
colour:black
Material:Metal pc
Package Contents:
1* Bluetooth 5.0 Digital Amplifier Board
1* shell
1* screwdriver
1* power cord
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

The wireless doorbell adopt advance wireless receiving and dispatching technology, powerful microcomputer control system, high capacity and superior voice processing technology, up to 32 songs with reliable and stable performance.
32 Songs music for option, Our doorbell receiver will sound loud and clear music when triggered, and you can select the songs freely to avoid the same rings with your neighbors
4 Levels volume adjustable,The volumes can turn up or turn down with bright LED lights, more suitable for your different needs.
Long transmission distance,Our doorbell equipped with strong penetration and long signal,the operation range can reach to 150meters(500ft) in open area.
Plug Type :EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on.
Style:A one pallet Two sets / B Two trays and one kit / C One pallet one set
Colour:White
Material:ABS
Size:9.3 x 5.9 x 3.5cm
Package Contents:
1 * Host
2 * button
/
2 * Host
1 * button
/
1 * Host
1 * button
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

The wireless doorbell adopt advance wireless receiving and dispatching technology, powerful microcomputer control system, high capacity and superior voice processing technology, up to 32 songs with reliable and stable performance.
32 Songs music for option, Our doorbell receiver will sound loud and clear music when triggered, and you can select the songs freely to avoid the same rings with your neighbors
4 Levels volume adjustable,The volumes can turn up or turn down with bright LED lights, more suitable for your different needs.
Long transmission distance,Our doorbell equipped with strong penetration and long signal,the operation range can reach to 150meters(500ft) in open area.
Plug Type :EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on.
Style:A one pallet Two sets / B Two trays and one kit / C One pallet one set
Colour:White
Material:ABS
Size:9.3 x 5.9 x 3.5cm
Package Contents:
1 * Host
2 * button
/
2 * Host
1 * button
/
1 * Host
1 * button
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

The wireless doorbell adopt advance wireless receiving and dispatching technology, powerful microcomputer control system, high capacity and superior voice processing technology, up to 32 songs with reliable and stable performance.
32 Songs music for option, Our doorbell receiver will sound loud and clear music when triggered, and you can select the songs freely to avoid the same rings with your neighbors
4 Levels volume adjustable,The volumes can turn up or turn down with bright LED lights, more suitable for your different needs.
Long transmission distance,Our doorbell equipped with strong penetration and long signal,the operation range can reach to 150meters(500ft) in open area.
Plug Type :EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on.
Style:A one pallet Two sets / B Two trays and one kit / C One pallet one set
Colour:White
Material:ABS
Size:9.3 x 5.9 x 3.5cm
Package Contents:
1 * Host
2 * button
/
2 * Host
1 * button
/
1 * Host
1 * button
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

Smooth and clear, optimized human voice, able to capture a wide audio range, and optimized data stream with sound card, plug and play, mobile phones and computers can be controlled
High-quality, ring-shaped pickup, metal sound head, 360 degree full-range pickup, the recording sound is magnetic, as if you are in a recording studio
The cardioid pickup mode reduces the useless noise from the side or back to make the sound clear and smooth, suitable for K song, live broadcast, professional recording and other scenes
Using 16mm diaphragm sound head, with good pickup ability and high-sensitivity output, low noise dynamic range
K song live broadcast, highly compatible, highly compatible with various sound cards, hardware devices and software APP
Output impedance: 2.2Kohm
Signal to noise ratio: 66dB
Frequency response: 50Hz-15KHz
Working voltage: 10V
colour:Black
Material:metal
size:50 x 50 x 138mm
Package Contents:
1 x microphone
1 x shock mount
1 x audio cable
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

1.Channel:Mono
2.Output power: 3W-5W
3.Output impedance: 4ohm
4.Working voltage: DC: 3.7V-5V
5.Power supply mode: direct power supply
6.Working current: -1A
7.Memory function: stand by
8.Music format: lossless music format
9.Operating Temperature:-20°-85°
10.Operating Humidity:5-95-RH
Material:Metal plastic
colour:As shown
Package Contents:
1 * Bluetooth module
2 * 2pin cable
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.

2 zipper pouches each
Each sandbag rated for 20lbs
Made from heavy duty nylon material
Heavy duty hangle makes using these sandbags simple
Useful with boom arms, light stands, tripod, etc.
Specifications:
Material: nylon
Size about: 23 x 23cm, expand the size of about: 23CM × 51CM
Color: Black
NOTE: Tripod and Camera are not included. Bag is EMPTY.
Package Contents:
4 x Sandbag
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.