3Pcs 0.28" LED 00V Voltmeter Digital Voltage Meter Red

Description:

- Three wires digital voltmeter, 0.28" LED display, mini size, reverse connection protection.

- Measure voltage range 0-100V, need DC4-30V external power supply.

- Can directly work in 5v, 9v, 12v, 24v electrical circuit.

- Stable perfermance and high precision.

- Standard size and easy installation.

Specification:

- Material: Plastic, Electronic Components

- Size: approx. 3.1 x 1.1 x 1.0cm/1.2 x 0.4 x 0.4inch

- Cable Length: Approx. 17cm

- Three-wire working voltage: 4.0~40V(with reverse protection)

- Three-wire detection voltage: 0.0~100V

- Display mode: 3 digit 0.28inch LED digital tube

- Display color: red

- Working current:<20mA

- Install hole size: 23 x 10mm

- Refresh rate: 200mS / times

- Measurement accuracy: 3%

- Operating temperature: -10°c to 65°c

Package Includes: 3 Pieces LED Digital Voltmeter

Note: This voltmeter can also be used with two wire. Two-wire working voltage: 4.0~40V (with reversal protection) Two-wire measuring voltage: 0.0~40V