Features: 1.Work and rest modes can be set, 12/24-hour system is easy to operate and one screen can display the date (month, day, year). 2.Alarm clock has a time memory function (powered by 3 AAA batteries) and two brightness adjustments. 3.High-definition large screen, mirror LED digital clock, is an alarm clock and a mirror. 4.Not only a multifunctional alarm clock, but also an excellent decoration for bedroom and living room, which can perfectly match the style of home decoration. 5.Unique mirror technology, the alarm clock can also be used as a makeup mirror, time and temperature switch display. specification:Item Type: Alarm Clock Material: ABS Function: Suitable for Children, the Elderly, Can Be Used in the Bedroom, Office, Home and School Size: Approx. 7.3 x 2.4 x 17.2cm / 2.9 x 0.9 x 6.8in 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) PackageList: 1 x Clock 1 x USB Cable 1 x User Manual Note1.When using a USB cable, the LED indicator will always be on. 2.Manual measurement, there may be slight errors.