Feature

Radio-controlled automatic time and date update with Daylight Saving Time (DST) - Simply insert batteries.
Battery operated: three AAA batteries needed (not included).
Clock size: 2.6 x4.2 x0.8 inches. Jumbo big digit display; Display of Time (12/24 hr)， Alarm Status， Date (mm-dd)， Day of the Week & Temperature (C/F)
5-minute repeating SNOOZE feature. Many options to turn OFF alarm.
Smartlit Feature: Smartlit sensor enables LCD display to stay illuminated in dark conditions; also automatically turns off the dim light in bright conditions to prolong battery life.