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,
please find customer service to modify the excess shipping costs.!!!
Features:
 
Power:Medium Power
Model Number:A4988 Driver CNC Shield Expansion Board
is_customized:Yes
Usage:Light-emitting Diode
Structure:PNP
Special Function:Common Point Contact Diode
Frequency:High Frequency
Type:Amplifier
Construction:Schottky Diode
Material:Silicon
Install Style:Plug-in
Function:Power Triode
 
Description:
 
100% brand new and high quality
This expansion board as a driver expansion board, can be used for engraving machines, 3D printers.
It is a total of four slots, can drive four A4988 stepper motor. Each road stepper motors only need two IO ports. In other words, six IO ports can be well managed three stepper motors. Very convenient to use.
UNO for Arduino module IO port correspondence introduction.
 
 
IO corresponding figure above
 
UNO for Arduino---------------------- expansion board
8 ------------------------ EN ( stepper motor driver enable , active low )
7 ----------------------- Z.DIR (Z -axis direction control )
6 ----------------------- Y.DIR (Y -axis direction control )
5 ----------------------- X.DIR (X -axis direction control )
4 ---------------------- Z.STEP (Z -axis stepper control )
3 ---------------------- Y.STEP (Y -axis stepper control )
2 ---------------------- X.STEP (X -axis stepper control )
 
/ / The following is a simple stepper motor control procedures,
 
# define EN 8 / / stepper motor enable , active low
# define X_DIR 5 / / X -axis stepper motor direction control
# define Y_DIR 6 / / y -axis stepper motor direction control
# define Z_DIR 7 / / z axis stepper motor direction control
# define X_STP 2 / / x -axis stepper control
# define Y_STP 3 / / y -axis stepper control
# define Z_STP 4 / / z -axis stepper control
/ *
/ / Function : step . function: to control the direction of the stepper motor , the number of steps .
/ / Parameters : dir direction control , dirPin corresponding stepper motor DIR pin , stepperPin corresponding stepper motor " step " pin , Step number of step of no return value.
 
* /
void step (boolean dir, byte dirPin, byte stepperPin, int steps)
 
digitalWrite (dirPin, dir);
delay (50);
for (int i = 0; i digitalWrite (stepperPin, HIGH);
delayMicroseconds (800);
digitalWrite (stepperPin, LOW);
delayMicroseconds (800);
Package Included:
1 PCS CNC Shield Expansion Board

TEMT6000 Light Sensor TEMT6000 Professional Light Sensor Module for Uno
 
​Description:
- Max.sensitivity: 570nm
- Semi sensitivity angle: /-60degree
Package Included:
1 PCS TEMT6000 Light Sensor TEMT6000 Professional Light Sensor Module
 

MQ-5 Methane Natural Gas Sensor Shield Liquefied Electronic Detector Module New
 
 
Product Description:
Size: 32X22X27mm/
Main Chip: LM393, ZYMQ-5 gas sensor
Operating Voltage: DC 5V
Input Voltage: DC5V
Power: 150mA
DO Output: 0.1V/5V
AO Output: 0.1-0.3A
Features:
Indication of the signal output
Dual signal output (analog output, and TTL level output)
TTL output signal is low. (When low output signal light, and can be connected directly to the microcontroller)
0 ~ 5V analog output voltage, the higher the concentration, the higher the voltage
Liquefied petroleum gas, natural gas, city gas, better sensitivity
Has a long life and reliable stability
Fast response and recovery characteristics
Applications :
Liquefied petroleum gas, natural gas, coal gas monitoring device suitable for home or industrial. Excellent resistance to alcohol, smoke interference ability
 
 Package included:
100% Brand New
 1 PCS  MQ-5 Module

For Emulator V8 JTAG Adapter Converter for J-Link 4 Pin 6 Pin 10 Pin 20 Pin V8 V9 Adapter Board
 

 
Description
Multi-function adapter board
The interfaces provided by the multi-function adapter board are as follows:
Interface 1: 2.54 pitch 20-pin corner socket  (can be directly connected to the JTAG socket)
Interface 2: 2.54 pitch 20-pin straight socket 
Interface 3: 2.0 pitch 20-pin straight socket
Interface 4: 2.54 pitch 14-pin straight socket
Interface 5: 2.54 pitch 10-pin straight socket
Interface 6: 2.0 pitch 10-pin straight socket
Interface 7: 2.54 pitch 6-pin straight socket
Interface 8: 2.54 pitch 4-pin straight socket
 
Package Included
1 Pcs V8 V9 Adapter Board

Uno Sensor Shield V4.0 V4 Digital Analog Module Expansion Development Board for DIY Kit
 
Description:
Each functional module has buckled port with VCC, GND and Output, which has corresponding port on the Sensor Shield, connected with a plain 2.54mm dual-female cable you may start playing already.
   Buckled brick cables are like cement for bricks, make the connections easier, secure and more professional looking.
   just plug & play.
   Operating Voltage: 5VDC.
   Input Voltage (recommended): 7-12VDC.
   Input Voltage (limits): 6-20VDC.
   Buckled Analog Port : Handy, solid connection to 6 Analog inputs with VCC/GND.
   Digital IO port : 13 ports prepared to digital modules or servos.
   Analog IO Port:2.54 grid male pin header connections.
   Buckled Communication Port : Selectable between I2C and UARt.
   Size:7cm x 5.8cm - 2.76inch x 2.28inch.
Package Included:
1 Pcs Sensor Shield V4.0 Board

DC12V-24V Mini Dimmer LED brightness Dimmer Controller for 3528 5050 5630 Single Color LED Strip fita led Light
Description:
Single dimmer is a dimmer allows stepless controller. Use knob control, LED will be adjusted to the appropriate light intensity through this dimmer.
To connect the load line, connect the power cord;
power cable between the front to ensure no short circuit;
Use rotary control, the following functions:
Turn the knob to the right, the light will gradually brighten,
Turn the knob to the left, the light will gradually darken.
 
Specifications:
Working Voltage: DC12V-24V
Max Output current: 2A each other
Output channel: 1CH
Work temperature: -20~60c
Product color: White/Black
Package Included
1 PCS Dimmer
 

5V 4-Phase 28YBJ-48 DC Gear Step 1PCS Stepper Motor 1PCS ULN2003 Driver Board ULN2003 For PIC MCU DIY
 
 

Description
The weight of a set of about 50 grams
Deceleration stepper motor diameter: 28mm voltage: 5V
Stepping angle: 5.625 x 1/64 reduction ratio: 1/64
Driving board with ULN2003 stepper motor
 
Packing list:
1 Pcs 5V stepper motor
1 Pcs ULN2003 drive board

SOP20 SSOP20 TSSOP20 SMD to DIP IC Adapter Converter Socket Board Module Adapters Plate 0.65mm 1.27mm Integrated Circuits
Description:
1.Name:SOP20 SSOP20 TSSOP20 conversion board
2.Pin Space:0.65mm/1.27mm
3.Size:17.8*25.4mm
Package included:
10 Pcs SOP20 SSOP20 TSSOP20 conversion board

DC-DC 7.5-28V to 5V USB Step Down Power Module 3A Precise Vehicle Charger Promotion
Features:
100% Brand new and high quality!
DC-DC 7.5-28V to 5V USB Step Down Power Module 3A Precise Vehicle Charger
Specifications:
Input voltage:7.5-28V
Output: 5V/3A
Conversion efficiency: 96% (Max)
Switching frequency: 1.5MHz(Max) Typical 1MHz
Working temperature: -40 to 85 Deg.C
Load capacity: 3A(Max) Typical 2A
Size: 42*16*5mm
Color: Red
Package Includes:
1 Pcs DC-DC 7.5-28V to 5V USB Step Down Power Module

 
XT60 XT-60 Male Female XT30 XT90 Bullet Connectors Plugs for RC Lipo Battery
 
 
Description
Made of high-temp Nylon and gold plated spring connectors, both included in the injection mould at the time when forming the connector.
The XT60 ensures a solid high-amp connection, perfect for applications up to and beyond 65A constant
Features:
100% Brand new and high quality.
1 Pair of high quality XT60 Male and Female power connectors.
Ensures high-amp connection.
Used in RC battery and motor.
 
Package Included
1 Pcs XT60 XT-60 Male Female Connectors Plugs
 

 
XT60 XT-60 Male Female XT30 XT90 Bullet Connectors Plugs for RC Lipo Battery
 
 
Description
Made of high-temp Nylon and gold plated spring connectors, both included in the injection mould at the time when forming the connector.
The XT60 ensures a solid high-amp connection, perfect for applications up to and beyond 65A constant
Features:
100% Brand new and high quality.
1 Pair of high quality XT60 Male and Female power connectors.
Ensures high-amp connection.
Used in RC battery and motor.
 
Package Included
1 Pcs XT60 XT-60 Male Female Connectors Plugs
 

 
XT60 XT-60 Male Female XT30 XT90 Bullet Connectors Plugs for RC Lipo Battery
 
 
Description
Made of high-temp Nylon and gold plated spring connectors, both included in the injection mould at the time when forming the connector.
The XT60 ensures a solid high-amp connection, perfect for applications up to and beyond 65A constant
Features:
100% Brand new and high quality.
1 Pair of high quality XT60 Male and Female power connectors.
Ensures high-amp connection.
Used in RC battery and motor.
 
Package Included
1 Pcs XT60 XT-60 Male Female Connectors Plugs
 

 
Induction Coil Of 30mm 30uH Wireless Charging Coil 30mm30uH
 
 
 
Description
Coil Specification:
Wire Diameter:0.5mm
Coil Outer Diameter:30mm
Coil Thickness:1.9mm
Coil Inductance:30uH
 
Package Included
1 Pcs 30uH 30mm coil

NE555 Pulse Frequency Duty Cycle Adjustable Module Square/rectangular Wave Signal Generator Stepping Motor Driver
 
 
Description
1.Input Voltage: 5V-15VDC. when power supply is 5V , the output current can be 15MA around;when 12V power supply, the output current can 35MA around;
2.Input current: >=100MA;
3.Output amplitude: 4.2V V-PP to 11.4V V-PP. (Different input voltage, the output amplitude will be different)
4.Maximum output current: >=15MA (5V power supply, V-PP greater than 50% ), >=35MA (12V power supply, V-PP greater than 50% ) 
5.Output with LED indication(low level ,LED will on; high level,LED will off;low frequency, the LED flashes);
6.The output requency range is selectable:
 LF file: 1Hz ~ 50Hz  IF file: 50Hz ~ 1kHz
 High-frequency file: 1KHz ~ 10kHz
 HF file: 10kHz ~ 200kHz
7.Cycle T=0.7 (RA 2RB) C  (RA, RB for 0-10K adjustable);
Low frequency:C=100UF;   Intermediate frequency:C=1UF;
M-H frequency: C=0.1UF;   High frequency: C=0.001UF,
 
Package Included
1 Pcs NE555 Module
 

Mini Buck DC-DC Converter Step Down Power Supply Module for Aeromodelling
Basic properties:
 Nature of the module : Non-isolated step-down (BUCK)
Rectifying way : nonsynchronous rectification
The input voltage : 4.75 V -- 24 V
The output voltage : 0.92 V -- 15 V
The output current : 2 A(maximum)
Conversion efficiency : 95% (maximum)
Switching frequency : 1.2 MHz
The output ripple : 30 mV (maximum)
Load regulation : ±0.5%
Voltage regulation  ± 2.5%
Working temperature  - 40  -- 85
size 20mm * 20mm * 5 mm
 
Packing List
 1Pcs Mini DC-DC Buck Converter Step Down Power Supply Module

12X12MM Big key module Big button module Light touch switch module with hat High level output for uno
Description:
Name: Key module
Size: 11 * 22mm
Color: red keycap
Voltage: 3.5,5V
Output: digital level (press high, release low)
Interface: 3P interface S V G
Platform: MCU, ARM, raspberry pie
Package included:
1 Pcs key module

16 Way TTP229 Capacitive Touch Switch Digital Sensor Module Board Plate
Product Description
1. 16-key board TTP229 capacitive touch sensor IC
 
2. onboard power indicator
 
3. working voltage: 2.4V-5.5V
 
4. the module can be set to output mode, the key output mode, the longest time and fast output / low power options
 
5. PCB board size: 49.3 (mm) x64.5 (mm)
 
package included:
1 pcs TTP229 Module

US-015 Ultrasonic Module Distance Measuring Transducer Sensor DC US-015 5V
Description: 
Ultrasonic Module
Resolution up to 0.5 mm
Can realize 2 cm to 4 m non-contact ranging function, the power supply voltage is DC 5 v, working current is 2.2 mA, support GPIO communication mode
Operating temperature:0~ 70°
Output mode: GPIO
Detection angle: less than 15°
Detecting precision: 0.1cm 1%
Size: 45mm*20mm*1.2mm
Color is shown as pictures
Condition: New PLS NOTE that due to lighting effects, monitor's brightness/ contrass settings ect, there could be some slight differences in the color tone of the pictures and the actual item!
Package Included:
1 Pcs Ultrasonic Module

3S 6A Li-ion Lithium Battery 18650 Charger Protection Board Module 10.8V 11.1V 12.6V Wholesale
 
 
Description:
 
Short circuit protection
Overcharge protection
Over-discharge protection
Overcurrent protection
 
overcharge detection voltage :4.25-4.35v±0.05v
over discharge detection voltage :2.3-3.0v±0.05v
Maximum working current:4A-5A
Transient current:6A-7A
operating temperature:-40-50 C
Internal resistance : Less than 45 m Ω 
 
 
Package Included 
1 Pcs 3s Battery Protection Board

 
 
Mini DC-DC 4.5V-35V 5A 90W PWM DC Motor Speed Controller Module Speed Regulator Control Adjust Adjustable Board Switch 12V 24V
Description:
Operating voltage: DC4.5V-35V
Output current: 0-5A
Output power: 90W (max)
Quiescent current: 7uA (standby)
PWM duty cycle: 1% -100%
PWM frequency: 20khz
Size: 30mm x 26mm x 14mm (Without Handle)
Precautions:
DC motor governor input is DC, can not directly connected to the AC (for example: home 220V AC), otherwise it will burn!
DC power supply positive and negative terminals do not reverse, otherwise the governor may be damaged.
The motor can be positive or negative, when the direction of operation and expectations do not match, you can adjust the line order to change the direction.
Adjust the potentiometer knob to change the governor output duty cycle, the motor speed changes.
Package included:
1 Pcs DC5V-35V Speed Control Switch
 

New motor bracket 37GB 37GA 37mm DC gear motor fixed bracket motor seat High Torque Electric Gear Box Motor 6 screws
Description:
1.Material: iron paint
2.Mounting holes:M3
3.Suitable for 37mm motors
Package Included:
1 Pcs 37mm DC gear motor fixed bracket  6 screws

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

 
USB Male Connector / MINI MICRO USB To DIP Adapter Female Connector 2.54 Connector B Type-C USB2.0 3.0 Female PCB Converter
 

 
Description
USB-B to DIP
Size:27*20mm
Weight:4.5g
MICRO to DIP
Size:15*13mm
Weight:0.7g
MALE USB
Size:32*15mm
Weight:2.5g
USB2.0 to DIP
Size:23*17mm
Weight:2.3g
MINI to DIP
Size:20*18mm
Weight:1.6g
USB 3.0 3.1 to DIP
Size: 28*25mm
Weight: 3.8g
TYPE-C to DIP 24P
Size: 40*25mm
Weight: 3.9g
TYPE-C to DIP 24P D
Size: 41*40mm
Weight: 5g
TYPE-C to DIP 24P S
Size: 42*38mm
Weight: 5g
TYPE-C to DIP 24P B
Size: 42*38mm
Weight: 5g
3-USB Adapter Board
Size: 32*25.5mm
Weight: 4.3g
4-USB Adapter Board
Size: 41*34mm
Weight: 6.9g
 
Package Included
1 Pcs USB Adapter Board

Micro SD Card & SDHC(high-speed card) Mini TF Card Reader Module Adapter SPI Interfaces with Level Converter Chip for uno
 
Description:
The module (microSD card adapter) is a micro SD card reading and writing module, the file system and SPI interface driver, SCM system can complete the microSD card file to read and write. Arduino users can directly use the IDE Arduino built-in SD card program library to complete the initialization of the card and read and write
Module features are as follows:
1 support SD Micro card, SDHC Micro card (high speed card)
2 board level conversion circuit, that is, the interface level can be 5V or 3.3V
3 power supply for the 4.5V~5.5V, plate load 3.3V voltage regulator circuit
4 coMmunication interface for the standard SPI interface
5.4 M2 screw positioning holes, easy to install
Interface parameter:
 
project

minimum value

Typical value

Maximum value

Company
Power supply voltage VCC

4.5

5

5.5

V
Electric current

0.2

80

200

MA
Interface level

3.3 or 5

V
Support card type

Micro SD card (<=2G), SDHC Mirco card (<=32G)

-
size

42X24X12

mm
weight

5

g
 
 
Interface description:
Mirco SD card module interface as shown below:
control interface: a total of 6 (GND and VCC, miso, MoSi, SCK, CS) pin and GND for VCC power supply, miso, MoSi, SCK for the SPI bus CS is the chip select signal feet;
3.3VVoltage stabilizing circuitLDO voltage regulator output of the 3.3V for the level conversion chip, Micro SD card power supply;
Level conversion circuitMicro SD card into the direction of the signal is converted into MicroSD, 3.3V card to control the direction of the interface MISO signal is converted into 3.3V, the general AVR microcontroller system can read the signal;
Micro SDcassetteIs self spring type connector, convenient card plug.
Locating hole4 M2 screw positioning holes, the size of 2.2mm, so that the module is easy to install and locate, realize the combination between modules;
 
 
Usage method:
1 Arduino compatible motherboard Catduino (not familiar with the open source hardware can be understood as Atmega328P microcontroller development board) and a USB Mini line;
1 Micro SD card module;
1 Samsung Micro 2G SD card;
 
1ArduinoInterface expansion board shield Base(internal links);
The 6 mother to the DuPont line, used to connect the module control interface and Shield Base on the lead out of the SPI interface;
Experimental procedure
1 Shield Base directly to the Catduino board, to ensure that the Micro SD card has been formatted as FAT16 or FAT32 format, and plug it into the Micro SD card module.
2 with the mother of the 6 mother to the DuPont line Micro SD card module and Shield SPI Base interface to connect, as shown in the following table
Shield Base

Connecting line

Micro SD card module
GND

The black line

GND
VCC

Red thread

VCC
MISO

The yellow line

MISO
MOSI

The white line

MOSI
SCK

The green line

SCK
D5

blue line

CS
3 with USB Mini will be connected to Catduino, if it is the first time to use the motherboard, its USB to the serial port driver can be found under the IDE drivers USB Arduino Drivers.
4 Micro SD card reader to write the relevant procedures can be used to bring the IDE Arduino program, the directory is
..Arduino-1.0librariesSD. Re open the Arduino ide. Click on the toolbar of the open button, open CardInfo the SD in the routines, as shown in the figure below, need to pay attention to is chip select signal pins should be changed into a real connection to the chip select pin of the module. In this experiment, select the D10, as shown in figure in a red box.
Select the serial port, the board name, click the burn button, you can burn. The routine shows how to read the Micro SD card information, including the card type, file system type, storage capacity, and also lists the file card in the file name. Click Monitor Serial to view.
 
In the SD library, there are other routines, users can experiment with more and more.
 
*Version information *
version number

describe

Release date
V0.9b

Initial public release

2013.07.14
V1.0

1.Micro SD card at the entrance of PCB into the concave, the card is more convenient
2 optimize the layout of layout PCB

2013.09.08
 
Packing list:
1 Micro SD card
 
 

TTL Turn To RS485 Module Hardware Automatic Flow Control Module Serial UART Level Mutual Conversion Power Supply Module 3.3V 5V

Description
Only one in the whole network, 3.3V and 5.0V power supply, RS485 signal perfectly compatible with automatic flow control module.
Without "Receiving - launch" control, this module is as simple to use with your serial port operations.
Highlights:
(1) Compatible with 3.3V and 5.0V power supply.
(2) Compatible with 3.3V and 5.0V signal.
(3) Anti-interference ability, while using more effective mine design can be used in the industrial field and harsh field environments, the working temperature of -40 ° to 85 ° transmission distance up to 1 kilometer (made with 850 meters of cable F1.5 tests recommended in the 800 meters, more than 800 m, please add repeaters).
(4) Semi-hole pads, onboard module, thin PCB, having a thickness of 0.8mm.
(5) Has RXD, TXD signal indicator light, monitor send and receive status.
Specification
(1) The module is fully considered mine design, long-distance transmission signal 485 in the wild, the module "Connected to the ground" terminal is connected to the earth, can play a very good anti-jamming and anti- effect, more secure; it can not connect with the ground when the indoor short-distance transmission.
(2) Using the standard 2.54 pitch design, easy secondary development.
(3) Has a 120 ohm termination resistors, shorted R0to enable the termination resistor.
(4) Support multi-machine communication, allowing access at up to 128 devices on the bus
(5) The module can be hot swapped, the signal does not appear dead phenomenon.
(6) A large area of copper to prevent interference.
Package Included
1 Pcs Single Chip Microcomputer TTL Turn RS485 Module Automatic Flow Control Module

 
DIY Kit 5050 SMD RGB LED Diodes module for arduino Full Color Tri-color Breakout Board Dupont Wires Cable Electronica 5V
Description:
1.PCB size: 15mm * 10.6mm
2.PCB Color: Green
3. Use 5050 full color super bright LED
4. With current limiting resistor to prevent burnout LED
5. Can access a variety of single-chip
6. High light LED
7. Operating voltage: 3.3V / 5V
8. Weight: 4g
Package included:
1 Pcs 5050 SMD RGB LED Diodes module

AC-DC 3.3V 600mA 12V 450mA 9V 500mA 3.5W Precision Buck Converter AC 220V To 3.3V DC Step Down Transformer Power Supply Module
 
 
Description
Step Down Module
Condition: New
With temperature protection, over current protection and short circuit protection, high and low voltage isolation, AC85 ~ 265 v wide voltage input, ac/dc current , 431 precision voltage stability DC5V output
Input voltage: AC 85 ~ 265 v 50/60 hz or DC 100~ 370 v
Imput current: 0.0273A(AC110V) 0.014A(AC220V)
Input Inrush Current: 20A
Output voltage: DC 3.3V ( / - 0.2 V)
Output current: 600 mA
Operating temperature -20~60°
Relative humidity 40-90% RH
Output 3.3V, min current 0a, max current 600mA
Output power:0-4W(DC current)
Output efficiency: 80%
Switch machine overshoot: MAX 10%
Output voltage rise time: MAX 100MS
Size: 29.89 x 20.57 x18mm
 
Package Included
1 Pcs AC-DC Switching Power Supply Module
 

 
Simple FM wireless microphone FM transmitter board parts electronic training radio diy kit FM microphone transmitter
 
Description:
1.Frequency Range:88MHz-108MHz
2.Operating Voltage:3V (please use CR2032 button battery)
3.PCB Material:FR-4 glass fiber board
4.PCB Specification:48*26mm  thickness 1.6mm
Package included:
1 Pcs FM wireless microphone module(Parts)
 

US-026 Ultrasonic Ranging Module Industrial Grade Wide Voltage 3V~5.5V Transparent Bracket
Description
Electrical parameters：US-026 Ultrasonic ranging module
Operating Voltage：DC 3V-5.5V
Working current：5.3mA
Operating temperature：-40°C-85°C
Output method：GPIO
Induction angle：Less than 15 degrees
Detection distance：2cm-600cm
Detection accuracy：0.1cm 1%
US-100/US-020/US-025/US-026 ultrasonic module bracket
For: US-100/US-020/US-025/US-026 ultrasonic module
Package Included
1 Pcs US-026 World Ultrasonic Wave Detector Ranging Module
1 Set transparent brackets

 
20cm 30cm 10pin Double-end Alligator Clips Jump Wire Male Female Crocodile Clip Test Lead Jumper Wire Line Cable DIY Connection
 
Description
They are very convenient for Arduino/breadboard prototyping / Raspberry pi/ Orange pi/ Makey Makey project or other DIY connection, Maker experiment, engineers LAB testing, as well as can be soldering as you wish.     
Color: 5 options. ( black, red, white, blue, and yellow )    
Material: high-grade pure copper core insde.     
Each cable length: 20cm / 30cm  
Alligator clip comes with 35mm length, with robust bite force.    
The male ends meant for insertion into standard 0.1 quot;(2.54mm) female sockets and the female ends are meant for insertion into standard 0.1 quot(2.54mm) male headers.    
The cables can be separated into single root as you request to do multiple connection and test lead.     
Unique design, easy and safe to use. 
Package Included
1 Set Alligator Clips jump Wire

 
5V700mA (3.5W) Isolated Switch Power Supply Module AC-DC Buck Step-down Module 220V Turn 5V
 

 
Description:
Step Down Module
Condition: New
With temperature protection, over current protection and short circuit protection, high and low voltage isolation, AC85 ~ 265 v wide voltage input, ac/dc current , 431 precision voltage stability DC5V output
Input voltage: AC 85 ~ 265 v 50/60 hz or DC 100~ 370 v
Imput current: 0.0273A(AC110V) 0.014A(AC220V)
Input Inrush Current: 20A
Output voltage: DC 5V ( / - 0.2 V)
Output current :700 mA
Power: 3.5 W
Operating temperature -20~60°
Relative humidity 40-90% RH
Output 5V, min current 0a, max current 700mA, peak current: 800mA, output range: 4.8~5.2v, ripple wave: 60mV
Output power:0-4W(DC current)
Output efficiency: 80%
Switch machine overshoot: MAX 10%
Output voltage rise time: MAX 100MS
Output over voltage: 4.8-5.2V, recovery:Lock, restart after recovery
Output over power protection:YES ,recovery:Lock, restart after recovery
Short-circuit protection: YES, automatic recovery after problem solved
Temperature protection: YES,recovery:Lock, restart after recovery
Overcurrent protection: YES,recovery:Lock, restart after recovery
Size: 29.89 x 20.57 x18mm
 
Package Included:
1 Pcs AC-DC 5V 700mA 3.5W Power Supply Buck Converter Step Down Module
 

 
 
USB Converter Standard USB Female to Male to Micro USB to 4P Terminal Adapter Board 2.54mm
 
Description
4 IN 1
It is a simple interface converter.It includes 4P Terminal,Micro USB female,Type-C USB female,Type A USB male and Type A USB female.It can achieve mutual conversion between these five interfaces.It can be used as a voltage interface converter or as a data interface converter.
Features:
1>.Stable
2>.Multiple interfaces
3>.Small size
Parameters:
1>.Product Name:XY-USB4 Interface Converter
2>.Product Number:XY-USB4
3>.Work Voltage:DC 5V
4>.Working Temperature range:-20℃~85℃
5>.Working Humidity range:0% -95% RH
6>.Size:36*33*9.5mm
 
3 IN 1
It is a simple interface converter.It includes 4P Terminal,Micro USB female,Type A USB male and Type A USB female.It can achieve mutual conversion between these four interfaces.It can be used as a voltage interface converter or as a data interface converter
Features:
1>.Stable
2>.Multiple interfaces
3>.Small size
Parameters:
1>.Product Name:ZK-USB3 Interface Converter
2>.Product Number:ZK-USB3
3>.Work Voltage:DC 5V
4>.Working Temperature range:-20-85 Celsuis
5>.Working Humidity range:0% -95% RH
6>.Size :32*26*9mm
Package Included
1 Pcs USB3 Interface Converter
 

 
 
USB Converter Standard USB Female to Male to Micro USB to 4P Terminal Adapter Board 2.54mm
 
Description
4 IN 1
It is a simple interface converter.It includes 4P Terminal,Micro USB female,Type-C USB female,Type A USB male and Type A USB female.It can achieve mutual conversion between these five interfaces.It can be used as a voltage interface converter or as a data interface converter.
Features:
1>.Stable
2>.Multiple interfaces
3>.Small size
Parameters:
1>.Product Name:XY-USB4 Interface Converter
2>.Product Number:XY-USB4
3>.Work Voltage:DC 5V
4>.Working Temperature range:-20℃~85℃
5>.Working Humidity range:0% -95% RH
6>.Size:36*33*9.5mm
 
3 IN 1
It is a simple interface converter.It includes 4P Terminal,Micro USB female,Type A USB male and Type A USB female.It can achieve mutual conversion between these four interfaces.It can be used as a voltage interface converter or as a data interface converter
Features:
1>.Stable
2>.Multiple interfaces
3>.Small size
Parameters:
1>.Product Name:ZK-USB3 Interface Converter
2>.Product Number:ZK-USB3
3>.Work Voltage:DC 5V
4>.Working Temperature range:-20-85 Celsuis
5>.Working Humidity range:0% -95% RH
6>.Size :32*26*9mm
Package Included
1 Pcs USB3 Interface Converter
 

 
TT Motor 65mm Wheel DC3V-6V Motor 130 Gear Motor with The Wheel for Arduino Smart Car Robot TT Motor 3V-6V
 
 
Description
TT Motor:
1.Operating voltage: 3V to 12V DC (recommended operating voltage is about 6 to 8V)
2.Maximum torque: 800gf, cm, min (3V)
3.No-load speed: 1:48 (3V)
4.Load current: 70mA (250mA, MAX) (3V)
5.This motor plus EMC, anti-interference ability. No interference to the microcontroller.
65mm Wheel:
Wheel weight: 30g
Wheel diameter:65MM, thickness:28MM
The hub is made of high-strength plastic, with black rubber tire.
Use: There are scientific electronic products, electric robot body type, body type bubble gun toy guns, four-wheel toy car class, aircraft toys, shock toys electric products etc.
Because the wheels and motors are mold injection molding production process there will inevitably have edge materials and other defects, if your product wheel shape and material requirements are very high, more demanding. Please buy carefully, thank you!
 
Package Included
1 Pcs TT Motor / 65mm Wheel

 
TT Motor 65mm Wheel DC3V-6V Motor 130 Gear Motor with The Wheel for Arduino Smart Car Robot TT Motor 3V-6V
 
 
Description
TT Motor:
1.Operating voltage: 3V to 12V DC (recommended operating voltage is about 6 to 8V)
2.Maximum torque: 800gf, cm, min (3V)
3.No-load speed: 1:48 (3V)
4.Load current: 70mA (250mA, MAX) (3V)
5.This motor plus EMC, anti-interference ability. No interference to the microcontroller.
65mm Wheel:
Wheel weight: 30g
Wheel diameter:65MM, thickness:28MM
The hub is made of high-strength plastic, with black rubber tire.
Use: There are scientific electronic products, electric robot body type, body type bubble gun toy guns, four-wheel toy car class, aircraft toys, shock toys electric products etc.
Because the wheels and motors are mold injection molding production process there will inevitably have edge materials and other defects, if your product wheel shape and material requirements are very high, more demanding. Please buy carefully, thank you!
 
Package Included
1 Pcs TT Motor / 65mm Wheel

 
 
PWM Vibration Motor Switch Toy Motor Sensor Module DC Motor Mobile Phone Vibrator For Uno UNO MEGA2560 R3 
 

 
Description:
This is a small vibration motor suitable as a non-audible indicator. When the input is high, the motor vibrates, just like your silent mode phone.
 
Feature:
Rated voltage: 5.0VDC
Operating voltage: 3.0 - 5.3VDC
Rated speed: 9000 rpm minimum
Rated current: up to 60 mA
Starting current: up to 90 mA
Starting voltage: DC3.7V
Insulation resistance: 10Mohm
Compatibility: Compatible with UNO R3/ Mega2560
Great for DIY projects
 
Technical Specifications
size:21*23mm
Fixed hole:3mm
Pitch:15mm
Voltage:5V
port:Digital quantity
motor:10mm diameter, 2.7mm thickness, flat motor
drive:MOS tube high level trigger, low level cutoff
platform:Uno, MCU
 
High-quality mobile phone vibration motor, the vibration effect is obvious
Mos amplification driver, can directly pass Uno Digital port control
The vibration intensity of the motor can be controlled by PWM
This module can easily convert electrical signals to mechanical vibration.
Suitable for the production of vibration-sensitive interactive products, wearable smart device vibration reminders, etc.
 
Package Included:
1 Pcs PWM Vibration Motor Switch Toy Motor Sensor Module
 

LilyPad Light Sensor TEMT6000 Light Sensor Module For Uno
 
 
Package Included:
1 Pcs TEMT6000 Light Sensor Module
 

 
NE555 Pulse Frequency Duty Cycle LM358 Adjustable Module Square Wave Signal Generator Upgrade Version
Application scope:
1. Used as a square wave signal generator produces a square wave signal for the experimental development use.
2. A square wave signal is used to produce a stepper motor-driven drive.
3. Produce the adjustable pulse for MCU use.
4. Generates the adjustable pulse to control the associated circuits.
Descriptions:
1. The main chip: LM358.
2. Input voltage: 5V-12VDC.
3. The input current: ≥ 100MA.
4. The output amplitude: close to the input voltage.
5. The frequency adjustment range: 0.07HZ-2KHZ (also cycle in about 0.45ms to 15s).
6. Duty cycle adjustment range: 0% to 100% (High / cycle).
7. Output Current: strip 9012 transistor drive capability is strong, about 500MA output current, the output can directly drive small relays or small motors.
8.Size: 31mm x 11mm x 23mm/1.21" x 0.43" x 0.89" (inch) (approx)
Package included:
1 Pcs NE555 Pulse Frequency Duty Cycle LM358 Adjustable Module

 
AC-DC 5V 700mA 12V 450mA 9V 500mA 3.5W Precision Buck Converter AC 220V To 5V DC Step Down Transformer Power Supply Module
 
 
Description
This power supply has the temperature protection, over current protection and short circuit protection, AC90 ~ 240 v wide voltage input, the input and output isolation. DC9V voltage output, small volume, with indicator.
- Input voltage : AC90~240V 50/60 HZ
- Output voltage: DC9V (±0.1V)
- Output current: 500MA
- Power: 4.5 W
- Size:30*20*18mm
 
Package Included
1 Pcs AC-DCpower Module
 

 
High Sensitivity Water Liquid Level Sensor Rain Water Level Sensor Module Detection Liquid Surface Depth Height For Uno
Description:
Water Sensor is an easy to use, cost-effective water level/drop detection sensor. Easy completion of the conversion of water to analog signals, and the simulated value of the output can be read directly by the A rduino development board, to achieve the water level alarm. 
 
Specifications: 
Product name: Water level sensor 
Working voltage: DC 3-5V 
Working current: <20mA 
Sensor type: analog 
Width of detection: 40 X 16mm 
Technology: FR4 Double spray tin 
Working temperature: 10-30℃ 
Working Humidity: 10% -90% No condensation 
Weight: 4g(single) 
Size: 65 X 20 X 8mm
 
Package Included:
1 Pcs Water Level Sensor