Alarm Clock Children Sleep Clock Color Change Starry Night Sky Star Projection Music Digital Clock with Backlight Led Night Light Calendar Thermometer for Children Kids Baby Boys Girls Bedroom AMAZING NIGHT SKY STAR PROJECTOR : Colorful changing light is very beautiful ,it can help you put the universe back home, give you a piece of the sky changes color, It is not only give your child universal Astronomical Science and enhance the capacity of good assistants hands, but also give you the couple to create a romantic surprise. AS A NIGHT LIGHT TO SLEEP: Project realistic star light on ceiling or wall , create an enjoyable and relaxing bedtime experience for children, soothe and comfort kids to sleep, also perfect for adults to attain a relaxing and calming effect . MUSIC APPRECIATION MODE: Alarm of chords / natural sounds, colorful star projecting a sense of rhythm with the music. Four natural sound songs and six chord songs for you to choose. ( this clock cannot adjust the volume ) LED SCREEN WITH CALENDAR(2000-2099), Temperature, Time, Date and Week Display : 12/24 hour conversion. Thermometer can shift between Centigrade temperature and Fahrenheit temperature (0C-50C, 32F-122F). ALARM CLOCK FUNCTION: You can set it to wake your kids up in the morning, also you can play it during the bed time to get your kids to fall asleep. The alarm and sleep feature on this works great. Perfect for students in dorms, partygoers at celebrations, families at special events, and children for relaxing. 3 * AAA batteries (not included).