鉅發企業 ( 香港 ) 有限公司

This three digits voltmeter has 3 wire connections. Its operating

power is separated from the mearsurement input wires so it has a

wide measuring range from 0 to 100 volt.

Supply voltage: DC 4.5V ~ 30V 

Measuring range: DC 0V ~ 100V
Working current: <30mA
Display: 0.28 inch LED, Red Color
Dimensions: 31 × 12.0 × 9mm 
Mounting hole: 23 × 10 mm
Measurement rate: ≥200mS / times
Accuracy: 1% (+/- 1 digit)

Wiring : Red : Power supply +,  Black : Power supply -,  Input-yellow +