LCD Digital Noctilucous Clock 3 In 1 Car Voltmeter Thermometer Car Electronic Backlight 12V/24V Freeze Alert

Features:LED panel digital display, reading in seconds, more intuitive, quick and convenient.Time / date display, 12 / 24 hour system conversion. Snooze function, snooze time: 5 minutes. Capable of switching temperature display unit Celsius / Fahrenheit degree. Pedestal 180-degree revolve. Car battery voltmeter. Powered by car cigarette lighter charger or 2 x LR44 batteries (NOT included). Display accurate temperature readings in and outside of the car. Alert you to your car battery's voltage and its alarm sensor notifies you of excessive or under normal voltage operations. The LED backlight design allows you to accurately read the digits in the dark. Easy to install and use, a perfect accessory for your car. Also has the function of freeze alert. When it connects with car, its back light is light up and all the contents (including the time, temperature and volt) will be displayed on the LCD screen. Two colors of Backlight for choices.If the power is supplied by the car cigarette lighter when plugged,backlight is light up and all the contents(including the time,temperature and volt)will be displayed on the LCD screen.If the power is supplied by the backup battery when unplugged,there is no backlight and LCD screen will display the time,outdoor &.indoor temp.Car battery voltmeter(DC 12V-24V） Specifications:Voltage: DC 12 - 24V Base Diameter: 4.5cm Material: Plastic, glass Power: 0.6W Power cord length: Approx. 150cm Temperature sensing line length: Approx. 200cmDisplay Type: Digital LCD display Stand-by power: 2 x LR44 button cell (included) Temperature measurement range: -10 - 50 degrees Temperature display resolution: 1 degree Temperature accuracy: Plus / minus 1 degree Temperature measuring duration: 60 secondsSpecial function : Time display (12 / 24hour), date display, dual temperature display, alarm clock, snooze function, frost alarm function, automobile storage battery voltage indicator function, LED backlightBacklight Color:orange/ blue(there would be no backlight when it is powered by batteries.)

Package Included: 1 x Manual1 x Digital Clock Set