0.28 inch 3-wire Digital DC Voltmeter Head Digital Display Adjustable Three-wire DC0-100V Battery Voltmeter

0.28 inch 3-wire Digital DC Voltmeter Head Digital Display Adjustable Three-wire DC0-100V Battery Voltmeter
Description:
The voltmeter is small, only 0.28 inches, range DC DC0-100V, 3-wire genericproducts, to break the routine voltmeter, is the latest design, can work directly on 5V, 9V, 12V, 24V and other circuits, without regulation. With three wiring, easy access to car/battery car / motorcycle car line, with reverse polarity protection function, line reversed not burn. Used to monitor battery voltage, grasp the battery voltage state, it can also be used for other products voltage measurement applications.
Specifications:
Display method:0.28 LED, red, blue, green, yellow
3-wire working voltage:4.0~40V (with reverse connection protection function)
3-wire detection voltage:0.0~100V
Working voltage:<30mA
Measuring rate:>200mS/time
Measurement accuracy:3%
Low working voltage:+2.4V
High working voltage:+40V
Operating temperature:-10~+65?FC
Working humidity:10-80% (no condensation)
Working pressure:80~ 106kPa
Sunlight:No direct exposure
Package Include:
1??Digital DC Voltmeter

Additional information