Travel Alarm Clock with Dual Display (Analog/Digital). TRAVEL ALARM CLOCK : It's big enough to use as a desktop clock, yet compact enough when closed to put in a pocket or purse. ALARM WITH SNOOZE : 4-sound progressive alarm with snooze feature for heavy sleepers. DESIGN : The clock features analog hands with quartz movement with a secondary digital time display beneath the standard clock face. BATTERY : Operates with single "AAA" batteries (not included). SIZE : Clock measures 2 1/2" wide x 3" tall.