Alarm Clock, ELEGIANT Large Screen LED Digital Large Display Smart Blue Backlit Electronic Clock with Calendar Battery Operated for Travel Home Office (Temperature Display, Snooze Function) Black Support time settings, alarm clock settings, date settings, temperature Mode, touch sensitive etc. The intelligent blue backlight is control by built-in light sensor to turn on/off the backlight automatically. Powered by 3 * AAA batteries (Not included). Nice and practical alarm clock for parents, children and gift for friends. This item is a multifunctional and digital alarm clock, which is made of hard and durable ABS plastic.