Digiview RC61ELW Atomic Travel Clock Pocket-sized, atomic alarm clock that's perfect for travelers Displays time, month, date, weekday, and indoor temperature Dual alarms with programmable snooze intervals Calibrates nightly to the atomic clock source operated by the U.S. Commerce Department (WWVB 60kHZ radio transmission) Measures 2.375 x 3.25 x 0.75 inches (WxHxD)