2wire DC voltage meter DC5V-120V reverse protection 0.56 inch LED digital display for Motorcycle Car Green

Description

Reverse protection 0.56 "LED digital volt meter

1. High precision

2. Working voltage, red limit low 4V, green limit low 4V, Bluetooth limit low 4V

3. It has reverse connection protection and does not blow if it is connected reversely.

4. High voltage of up to 120V without burning.

5. This voltmeter is applicable to almost all electric vehicles, with high precision, stability and reliability

Measurement range: red dc5-120v, green dc5-120v, blue dc5-120v

Power supply scope: no additional power supply is required, and the measured voltage is directly used as the power supply, the scope is the same as above.

Height limit input: dc132v. Note: if the input voltage is higher than 132v, permanent damage may occur

Allowable error: ± 1%

Input impedance: ＞ 100k Ω

Working current: Red < 23ma green < 18ma blue 13mA refresh speed: about 300ms once

Display mode: three digit "0.56" led nixie tube

Display color: Green

Lead length: 20cm

Boundary dimension: 48 * 29 * 22mm (length * width * thickness)

Opening size: 46 * 27mm

Working temperature: - 20 ° C ~ 65 ℃