Features: Count?down?function Alarm?&?snooze?function(with?9?alarm?music) Calendar(date?，week，year-2000?to?2099) Birthday?reminding Specification: Count?down?time:?up?to?23:59 Power?supply:?DC?3V Battery:?2?x?AAA?Batteries(not?included) Temperature?Range:?0C?-?50C Temperature?Accuracy:?+-1C Dimension:?12?x?50?x?25mm Net?Weight:?51g Color:?Black Packet?content: 1?x?Digital?Hygrometer