7 COLORS CHANGE MUSIC ALARM CLOCK WITH NATURE SOUND, CALENDAR 1.Display of perpetual calendar (2000-2099), ... automatically3.Shift between 12-hour and 24-hour modes.4.Alarm clock: 6 kinds of nature sounds(bird chirp, brook, sea-shore ... / 24,000PCS 40FCL=810CTNS/ 48,600PCS 7 Color Change Music Alarm Clock With Nature Sound