The oral b pro 600 crossaction electric toothbrush provides a clinically proven superior clean vs a regular manual toothbrush the professionally inspired design of the cross action toothbrush head surrounds each tooth with bristles angled at 16 degrees and 3d cleaning action oscillates rotates and pulsates to break up and remove up to 100 more plaque than a regular manual toothbrush an in handle timer helps you brush for a dentist recommended 2 minutes