Try the Oral-B Pro Series 1 from the number 1 electric toothbrush brand used by dentists worldwide. The Series 1 electric toothbrush helps you brush your teeth as recommended by dentists for 2 minutes, thanks to the professional timer, and alerts you every 30 seconds to change the area you brush. While you simply move the brush inside the mouth, Oral-B's unique round head does the rest. Removes up to 100% more plaque than a regular manual toothbrush, for healthier gums, while making your smile whiter from day one by removing surface stains. Thanks to its professional timer, the Oral-B Pro Series 1 is the right toothbrush for those who want to start using an electric toothbrush.use an electric toothbrush and improve their oral health.