Music Starry Star Sky Projection Alarm Clock Calendar Thermometer Stylish digital alarm clock that glow starry in the dark Display Time, Week, Date, Month, Year and Temperature, minute & hour in 12-hour or 24-hour format Chord music/natural sounds alarm. Four natural sound songs and six chord songs for you to choose. Dynamic projection of colored starry sky accompanied with music rhythms. 3AAA batteries (not included)