[Clear and Easy to Read]- This large digital wall clock is equipped with a 17-inch HD LED screen and 4.84-inch (12.3 cm) high-contrast large numbers, which can be clearly read even from a distance and different angles. [Auto Dimming]- This large digital wall clock automatically adjusts the brightness through a built-in light sensor to ensure comfortable viewing at all times. In addition, its screen brightness can be turned off manually, which is especially friendly for people who like a dark sleeping environment. [Multi-function Digital Timer Clock]- This large digital clock combines clock, alarm and timer functions to meet various needs. Simply press the mode button to switch between 3 modes. Suitable for large spaces such as home, living room, kitchen, gym, office, classroom, fitness center, etc. [Countdown or Countdown]- The available timing range is 0-29 hours 59 minutes 59 seconds. A 90-second beeping sound will sound at the end of the countdown. It is very suitable for kitchen cooking, beauty, sports, classroom teaching and children's time management. [Outlet Powered]- Plug in the power adapter to use (battery power or charging is not supported). Built-in 2 AAA batteries (included) for memorizing time and alarm settings. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.