Ansmann 1900-0019 Power Check 12/24V LED Voltmeter Voltage Tester
PowerCheck 12/24V is used to check vehicle battery voltage.
Use to monitor the charging of the alternator and regulator for 12V or 24V vehicles.
Displays the present measured voltage of the car battery accurately to within 0.1V
The display is a bright, high quality backlit LCD to show the measured voltage clearly.