| Features : 1. Date/Hour, Week/Second display function, Available choose 12/24 hours system. 2. Alarm clock 3. snooze function of 5 minutes. 4. Can switch display temperature: ℃/℉ 5. Measure temperature, measure bound:-50℃~70℃ 6. Temperature show resolving power :1℃, Temperature exactly: ±1.0℃ 7. Measure temperature and sampling periods:20 second 8. LED backlight, when using car power supply have be backlight , Display LCD full content, If using spare battery power supply, without LED backlight, LCD only display time. 9. Include showing the car’s storage battery voltage’s function |