Alarm Clock LED Digital Display Mirror USB Charging Desktop Clock for Bedroom Home Office SchoolGreen Item Type: Alarm Clock Material: ABS Function: Suitable for Children, the Elderly and the Elderly, Can Be Used in the Bedroom, Office, Home and School Size: Approx. 8 x 3.3 x 15.9cm / 3.1 x 1.3 x 6.3in Battery Model: 3 AAA Batteries (Delivered without Batteries) Time Display: LED Display Time Conversion: 12/24 Hours Conversion Temperature Display: Celsius ℃/Fahrenheit ℉ Temperature Range: -10℃-50℃ Night Mode Setting: 18:00-06:00 Switch Display: Time and Temperature Brightness Adjustment: Two Levels of Brightness Adjustment Five Function Buttons: MODE, ALARM, SNZ / LIGHT, UP, DOWN Function: Alarm Clock/Snooze Function, Mirror Function, Time Memory Function (3XAAA Batteries Are Used for Time Memory)