Mini Car Voltmeter/Digital Display Auto Voltage Detector/Battery Monitor black

Description

The meter is compact and easy to use. Can measure the battery by inserting the socket of the cigarette lighter. High brightness red LED and 3 digital tube display, easy to watch. The battery voltage is monitored at any time so that the battery can be used under normal working voltage to prolong and protect the service life of the battery and engine. The battery voltage can be displayed in the car. High brightness digital tube display, very intuitive and convenient to watch.