MACHSWON 1pcs 12V Car Thermometer Digital Compass LCD Display Multiple Function rainproof Car Digital Compass With Clock Voltmeter Thermometer Calendar Function Luminous

Description: 1. Same screen display: hour, minute, week, indoor temperature, outdoor temperature and voltage. 2. It can be switched in 12/24 hours. 3. With alarm clock and snooze function. 4. The temperature can be switched to display Celsius or Fahrenheit, and the temperature measurement range is -50--70 degrees Celsius. The temperature measurement sampling period is 20 seconds. 5. LED backlight function. When the car is powered, there is backlight, and the LCD content is fully displayed. when powered by the backup battery, there is no backlight, and the LCD only displays the time. 6. Car battery indicator function: 12V 7. Frost warning function. On the interface that displays the time, press and hold the Celsius Fahrenheit switch for 2 seconds to turn the indoor and outdoor frost alarm on or off. When the frost alarm function is turned on and the temperature is within the range of -1--4 degrees Celsius, a 30 second alarm will be issued and the mark will flash. Package including: 1x 4 in 1 Car thermometer.