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Mini LED Panel Voltage Meter 3-Digital LCD Display Adjustment Voltmeter SE
Features:
* 0.56''LED Digital Tube Wire DC 4.50-30.0V Voltmeter can be connected directly for measuring voltage
* You can use this meter to monitor voltage or battery of cars, vehicles, sailboat, RV, truck, race car, automotive, etc.
* With reversed connection protection, this item will not burn even when connected reversely , but its screen will display nothing
* Power supply range: No additional power supply , directly use the measured voltage as a power supply( the voltage range as above)
* The highest input is DC30.0V.
* The input voltage higher than 30V may be permanently damaged!
* With only two wires(the red and the black),simply connect the red to positive and black to the negative
* Its strong plastic case prevents it from easily damaged by outer force
* High-quality LED is adapted in this item, which is bright even in dim light
Specifications:
* Measuring range: DC4.50-30.0V
* Allowable error : ± 1%
greater than or equal to 10V, the error is ± 0.3V
less than 10V, the error is ± 0.10
* Input impedance : > 100K ohms
* Operating current: <23mA
* Refresh speed: about 300mS /times
* Display mode: three 0.56" LED digital tube
* Display color: Red (as pictures show)
* Lead length: approx 20 cm / 7.87 inch
* Dimensions: approx 48 x 29 x 22 mm / 1.89 x 1.14 x 0.87 inch
* Opening size: approx 46 x 27 mm / 1.81 x 1.07 inch
* Weight: 18g (approx)
* Operating temperature: -20 degree Celsius ~ 65 degree Celsius
Potentiometer usage:
You should adjust the potentiometer when your input voltage is about 20V. Please use a screwdriver to adjust the potentiometer to meet your requirements.( screwdriver is not included)
Package contents:
1* DC 4.50-30.0V Digital LED Voltmeter
Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
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