Sonic Alert Dual Alarm with Super Shaker: * 113 db extra-loud alarm * Adjustable tone and volume control * Super Shaker bed-vibrating unit * Equipped with dual alarm for multiple alarm setting capability * Extra-large 1.8" display * User selectable snooze time from 1-30 minutes * User selectable alarm duration from 1-59 minutes * Improved battery backup, will back up the time and alarm settings up to 1 week * New green power technology now uses 60 percent less energy * Alarm and Bed Shaker Test Mode; now test these functions at any time * Auto dimmer automatically dims as the light goes down in the room * Dual time (12 / 24 hour time formats) * 1-year warranty * Model# SBD375ss