This timer is no match for busy meal time prep -- it alerts with not only sound but it also alerts to "time's up" with a flashing light and vibration! Each alert feature can be turned on or off so they can function independently Whether counting up or down from 99 minutes the timer can be used for a variety of household events - cooking baking homework crafts ect The handy clip magnet or stand assists with placement where ever it is needed Ships with 2 AAA batteries included