1. LED time display
2. 12/24 hour conversion
3. Alarm clock / snooze function
4. Temperature display (°C / °F)
5. Temperature range: 0°C~50°C
6. Night mode setting (18:00-06:00)
7. Mirror function
8. Time and temperature switch display
9. 2 brightness level
10. Five function buttons (MODE, ALARM, SNZ / LIGHT, UP, DOWN)
11. Time memory function (3XAAA battery for time memory)
12. Power consumption: 3 AAA batteries (not included), USB charging cable (included)
13. When the battery is charged or powered by the USB cable, a BI sound is emitted and the LED lights up.
14. While the battery is charging, press the SNZ / LIGHT button and the LED will light for 5 seconds.
15. When using a USB cable, the LED indicator will always be lit.