3 IN 1 DISPLAY:this car charger integrated the Voltmeter Thermometer and car charger. Convenient to monitor the votage of the car battery and temperature inside the car
SECURITY CIGARETTE LIGHTER: designed with cigarette lighter plug insurance to protect the monitor.
WIDELY USED: 12V/24V Input Voltage Suitable for any cars with 12V/24V output battery.
LED DISPLAY:comfortable to moniter your car charger votage and thermometer
FRIENDLY CUSTOMER SERVICE:we won't hesitate to accepte your return and refund if any problem with product