3Pcs 0.28" 3 Wire LED DC 0-100V Voltmeter Digital Voltage Meter Tester 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: