The icing alarm screen will be on as low as temperature-1-4
12/24 hour format display, year / month / date display
View and view real-time car storage battery voltage
Orange and blue backlight shift able
Over or under voltage warning function
Car cigarette power plug (12/24 V)
Shell color: black
1. Connect the plug to the car cigarette socket, put the temperature sensor outside and fix it on the car door for the edge, then start the car, the product will show the indoor temperature (icon show) and the car battery voltage.
2. Log in / out to switch to the outside temperature display.
3. When the temperature outside is lower than -4, ice icon will be displayed.
4. The number on the right is the car battery voltage.
5. Press the side button to change the blue and orange colored backlight.
6. If there is any abnormal display, please remove the battery for a while and re-install it.