Description: Large LED Mirror Surface: fashionable large led mirror surface, can be used as a makeup mirror. 7.8inch large led display ensures you to check time more clearly. USB Charging Function: Equipped with a USB charging port on the digital alarm clock. Power off Memory Function: There is a button cell in clock to prevent power off. 2 Power Ways: You can put this digital clock on your desk, powered by USB cable. or it can be powered by the button battery (for memory function). Power off Memory Function: The alarm clock can memorize time in case of sudden power off. Reconnected to power doesn& 39;t need to reset the time. Multifunctional Alarm Clock: Snooze, temperature meter function; 2 kinds of time display(12h/24h). 2 temperature modes: Deg.C/Deg.F. Quiet Movement: Noiseless design, it will not disturb your sleep and rest. Specification: Material: Plastic Screen Size: 18.5x9.3cm/7.28x3.66inches Base Size: 10x4.3cm/0.39x1.69inches Package Includes: 1 Piece Alarm Clock 1 Piece USB Cable 1 Piece User Manual