Clinically proven that Oral-B PRO 1000 provides a superior clean vs. any regular manual toothbrush. Cross action brush head professionally designed with 16 degrees angles bristles, and the 3D action cleaning, rotates, oscillates, and pulsates to remove more than 300% plaque than any regular manual toothbrush. If your brush become too hard the sensor of the pressure of sensor lights up to avoid harming over-brushing. It contains one mode, plus a timer in-handle help you brush for two minutes as the dentist recommended. The best thing of that is its brought to you be Oral-B – the Brand number one used b y dentist over the world.It can be used as toothbrush head for: CrossAction, 3D White, Sensitive Clean, Precision Clean, FlossAction, TriZone, Deep Sweep, ProWhite, Ortho, PowerTip, and Dual Clean.