Features: Brand New and high quality. Car Multi-function LCD clock car. Date/Hour Week/Second Display: Switch the display between 12-hour and 24-hour. Alarm Clock: Snooze function with 5 minutes interval. Switch Temperature display between Celsius and Fahrenheit. Temperature measurement range: -10℃ - 70℃. Display of the car battery voltmeter. Powered by car cigarette lighter charger or 2 * LR44. Two backlight colors for choice when the clock is powered by car cigarette Lighter and there would be no backlight when it is powered by backup batteries. Specifications: Product Color: blue frame Backlight color: orange + green (green box), orange + Blue (blue box) (Random) Voltage: DC 12-24 V Temperature measurement range: -10℃-70℃ Pedestal Adjust angle: 180 ° Product Size: 9.2 * 5.5 * 2.8 cm / 3.6 * 2.2 * 1.1 inches Base Diameter: Approx. 4.5cm / 1.77inch The power cable length: 146 cm / 57.4in The length of the outdoor sensor cable: 200cm / 78.7in Package size: 9.5 * 7 * 6 cm / 3.7 * 2.7 * 2.4in Package Weight: Approx. 141 g / 4.97 oz List of packages: 1 * Car Digital Thermometer Voltmeter Clock Monitor 1 * Outdoor sensor 1 * car power plug 2 * batteries LR4 1 * User Manual (Chinese and English and Russian) .