•LED Light

•World Time 29 times zones (48 cities + UTC), daylight saving on/off, home city and world time swapping

•4 Daily Alarms and 1 Snooze Alarm

•Full Auto-Calendar (pre-programmed until the year 2099) 12/24 Hour Formats Accuracy: +/- 15 seconds per month

•Battery: CR1220 Approx. battery life: 2 years