Removes up to 2X more plaque than a manual toothbrush. Offers you superior plaque removal at the push of a button.Philips Sonicare's advanced sonic technology pulses water between teeth, and its brush strokes break up plaque and sweep it away for an exceptional daily clean.This plaque-removing toothbrush has a slim, angled brush head which provides better access to back teeth and hard-to-reach places.It takes just 2 minutes to thoroughly brush your teeth. Our QuadPacer lets you know whenyou've spent the optimal amount of time on each section of your mouth while our SmarTimer signals when your total time is up. Together they help you reach your recommended brushing time, every time