1. 3 in 1 multi-function, LED display, clock + temperature + voltage
2. When the temperature is lower than -1 degrees Celsius, the icing alarm pattern lights up
3. Real-time monitoring of battery voltage in the car, with digital alarm pattern
4. Time display function: year/month/day display when pressing the button
5. 12/24 hours display format
6. Blue and orange backlight color conversion
7. Temperature measurement range: -50 - 70 degrees Celsius
8. Power supply: 2 CR2025 button batteries (not included)
9. Material: ABS
10. Size: about 11.4x2.5x3cm, the length of the detection line is about 1.5m, and the length of the power cord of the cigarette lighter is about 1.4m