The Oral-B Vitality TriZone electric toothbrush provides a clinically proven superior clean vs. a regular manual toothbrush. The design of the TriZone toothbrush head helps reach back teeth, cleans tooth surfaces and sweeps between teeth. You can brush as you would with a manual toothbrush, but with the added benefits of a power cleaning. 2D cleaning action sweeps in-between teeth to break up and remove plaque better than a regular manual toothbrush. There is one mode, daily clean, plus an in-handle timer helps you brush for a dentist-recommended 2 minutes. This pack includes two TriZone toothbrush heads. Brought to you by Oral-B - the no. 1 brand used by dentists worldwide.