3 IN 1 Multi-function Digital Car Battery voltage Thermometer car charger

 Function 1: Car-Mounted Charger

                       Suitable for 12V and 24V battery

                       Output voltage: 5.0V

                       Maximum Output Current: 2.1A

Function 2: Simplt plug into cigarette socket, Instant confirmation of battery voltage, Low power consumption high light display.

Function 3: Digital Thermometer

                     Measuring Range: -10~80℃