Item Name: 0.28in Mini DC 0- 100V 3-Wire Voltmeter LED Display Digital Panel Meter (5). Smart TV Box Android Quad Core HDMI 1080P Wifi Streaming Media Player UK
Features:
With 3 wires, easy connection directly use the measured voltage as a power supply (extra power supply is needed for 30V or more voltage)
High precision, low starting working voltage with reverse protection, prevent burning wires fine adjustment function
Wire instructions:
Red: power + (3.0 30V DC)
Yellow: measuring voltage + (0 100V DC)
Black: power supply -, measuring voltage -
Specifications:
Input voltage: 0-100V
Measuring range: 0-100V
Voltage measurement error: 0.1V
Working current:
