Colorful Novelty Starry Sky Digital LED Projector Music with Backlight Calendar and Thermometer Desk & Shelf Alarm Clock - White This color change LED projector alarm clock will project a starry sky accompanied with music rhythms. Thermometer: shift between Centigrade temperature and Fahrenheit temperature. (0?C-50?C, 32?F-122?F) Dynamically projects a starry sky accompanied with music rhythms Display of perpetual calendar (2000-2099), time, date and week Function of countdown, Snooze, Alarm of chords/natural sounds