Product Features: 1. Multi-Functional: LED screen displays time (12/24h format) and indoor temperature (℃/℉). And its mirror surface makes it also a mirror to show your beauty. 3. Must Wake You Up: The alarm volumn will grow from low to loud progressively until you close it. With snooze function, it will alarm after 5 minutes (default). You can set the snooze interval time as needed. 4. Simple & Friendly Design: This digital alarm clock has Large LED display screen with bold fonts, which is easy for you to read the time and indoor temperature more clearly. Its elegance and modern design make your room much more tasteful and give you a comfortable visual experience. 5. Two Power Ways: Powered by AAA battery (not included) or USB devices via USB cable (USB cable is included). 6. Wide Application: This LED alarm clock is suitable for bedroom, living room and office, etc. It is also an ideal gift for family and friends. Specification: Suitable to hang on the wall or place on the table 3 levels of brightness automatically or 5 levels of brightness manually adjusted Adjustable volume Display time, date, temperature 2 alarm settings 40 classic music °F / °C selectable 12 / 24hr selectable USB-5V power supply Built-in backup function maintains time and settings in case of power failure Mirror design Material : ABS Product size: 10.43 x 2.75 x 1.37 inch Product weight: 260g/pc Color: White/Black case + White LED display Package includes: 1 pc/neutral kraft paper box Product size: 10.43 x 2.75 x 1.37 inch Display time, date, temperature 3 levels of brightness automatically or 5 levels of brightness manually adjusted Adjustable volume 2 alarm settings