100% brand new and high quality

1.High precision

2.Low starting working voltage, red minimum 3.0V, 

3.With reverse protection, anti-not burned.

Technical Parameters: 

Measuring range: 0.00V-30.0V

Power supply range:  DC3.00-30.0V

Maximum input: DC30.0V

Input impedance: greater than 100K ohms

Operating current: red <23mA

Refresh speed: about 300mS once

Display: three 0.56 "LED digital tube

Display color: red, green, blue 3 colors optional

Lead length: 20cm

Dimensions: 48 x 29 x 22 mm

Mounting hole: 46 x 27 mm

Operating temperature: -10 ℃ ~ 65 ℃

package including : 1 pcs Voltmeter