1. Clock time: display time, week and date. The time display format can be selected: 12HR and 24HR.2. Clear screen: LCD high-definition large screen, clear and visible. The screen is large and the handwriting is thick. You can see the time from a long distance without watching it from a close distance.3. Temperature monitoring: continuous real-time monitoring of indoor temperature and humidity changes. Temperature and humidity are displayed in the lower right corner of the screen.4. Backlight function: energy-saving large screen backlight is also convenient to watch at night. Press the "LIGHT" button, and the blue backlight will be on for 8 seconds. Press the "SNOOZE" button to silence the alarm for 10 minutes.5. Power supply: The product needs 2 AAA batteries for power supply.