This colorful and luminous alarm clock will light up the room in the dark, kids will like it. You can use as alarm clock, night light, thermometer, calendar, time display. Features: Timing function and sleepyhead mode, has 8 kinds of alarm sound. Large digital alarm clock with large LED screen,wireless tabletop, stand, easy to use and see. This alarm clock can automatically change into multi-color circularly. Sensing the environment temperature automatically, and Celsius and Fahrenheit temperature is adjustable. You can also carry it as a travel alarm clock. Specifications: Temperature: C /F (adjustable) Time display: 12H / 24H (adjustable) Power: 3 AAA batteries (not included) / USB cable (not included) Item size: 8 * 8 * 8cm / 3.15 * 3.15 * 3.15in Package size: 9 * 9 * 9cm / 3.54 * 3.54 * 3.54in Package weight: 108g / 3.8oz Package List: 1 * Alarm Clock 1 * User's Manual