Digital Clock WAYCOM Alarm Clock - Repeating Snooze Clock - Date and Temperature Display - Light-activated/Touch-activated Nightlight (Orange) Sensor automatically comes on when it's dark around, because it's light-activated. It's soft, making you sleep easily or see time from a distance hands free. It can also be closed. If bright light needed, please touch the top to use nightlight, which lasts 8 seconds. Ascending "beeping" alarm for gentle wake; Snooze repeats every 5 minutes (touch the top of clock to use Snooze). Time (12/24), Calendar (MM/DD), Temperature (C/F), Alarm Status (ON/OFF). 4.3" x 2" large display and big numbers. Time can be read within 33 feet in the day time or 16 feet at night. Power Supply: 3 AAA batteries or DC 5V charger.(not included)