For sports enthusiasts, Olympia Limited Edition Mini Marathon Alarm Clock is a unique alarm clock inspired by a marathon timer. This is a replica of Seiko's professional timer in gold. This alarm clock offers a countdown timer, stopwatch, automatic alarm stop, alarm with snooze function, calendar, and dial light. Makes for a perfect travel alarm as it travels easy and because of the unique shape, it is hard to leave behind. Powered by 2 AA battery (included). Overall dimensions: 3.66 X 4.09 X 1.77 inches.