2/4×Digital 4-Digit Voltmeter LED 0-100V Voltage Tester Panel Meter 3-Wire 0.36'

High precision
Reverse connection protection
In degree of adjustable resistance resistance -Turn clockwise for low voltage, it can work directly in 5 V, 9 V, 12 V, 24 V.
Three-wire connection, but you can also change three lines for 2-wire connection.

Specific:
Operating voltage: 4.0-30 V (Board 5-12 V)
Voltage Detection: 0-100 V
Operating current: ≤20 mA
Detection rate: 3 times / s
Install hole: 29mm
Measurement accuracy: ± 3%
LED color: Blue, Green, Red, (Optional)
The minimum operating voltage: + 4 V
The maximum operating voltage: + 30 V
Operating temperature: -10-65 ℃
Operating humidity: 10 ~ 80% (Non-condensing)
Working pressure: 80 ~ 106kpa
Dimensions: 40.53 × 14.43 × 10.68 mm
Lead definition:
Red-positive work power
Black common negative
Blue-positive power test

Items Included:
2/4 * 4 digits LED Display Voltmeter