VBESTLIFE Multi-Function Digital Car Auto Voltage Alarm Clock with Inside/Outside Temperature Thermometer LCD Display Battery Voltage Monitor Meter Detector

Car Voltmeter + Thermometer 2 in 1 design, compact and portable Precise voltmeter, accurately monitor and instant show the data of car battery voltage on the LCD screen Thermometer Function, equipped with a 2 meters wired temperature sensor, measure the indoor and outdoor temperature with ± 1.0 high accuracy. Meanwhile, this unit can freely switch centigrade and Fahrenheit display LCD digital highlight display screen, shows hours, minutes, indoor temperature, outdoor temperature and voltage simultaneously in the same screen, and provides 12 hour or 24 hour time display system conversion Two LED backlight Mode: If this unit is supplied by the car cigarette lighter, backlight is light up and all the contents (including time, temperature, and voltage) will be displayed on the LCD screen. If it is supplied by the backup battery, there is no backlight and the LCD screen will display the time and temperature