Sell Mini voltmeter tester Digital voltage test battery DC 0-30V red auto car best price

100% new high quality Easy to install Size: approx 46 x 29 x 22 mm Precision: 1% Display e: 3 digits Range: DC 0V-30V Feed input range: DC 4,5-30V Operating Current: less than 20mA Display color: red Material: Plastic + metal Storage temperature: + -10°C has 65°C The black wire connects the common negative, the red wire connects the positive power, the white wire connects the positive input of the detention package contents:1 x Mini voltmeter Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.