For sports enthusiasts, this Limited Edition Modern Marathon Alarm Clock is inspired by Seiko's professiona marathon timer An alarm in 3 sounds to wake the heaviest of sleepers along with snooze feature and light Makes for a perfect travel alarm as it travels easy and because of the unique shape, it is hard to leave behind Also has stopwatch, calendar and count down timer functions Powered by 2 AA battery (included); backed by a 1 year manufacturer's warranty