Experience the best oral hygiene with Oral-B Pro Series1 Cross Action Black Electric Toothbrush with Case. from the no. 1 brand used by dentists worldwide. This electric toothbrush helps you brush like your dentist recommends for 2 minutes with the professional timer and it notifies you every 30 seconds to change the area you are brushing. While you are just moving the brush around your mouth, Oral-B's unique round head does all the rest. It removes up to 100% more plaque than a standard manual toothbrush for healthier gums, and it starts making your smile whiter than on the first day of brushing by removing surface stains. With the professional timer, Oral-B Pro Series 1 is a great toothbrush for everyone who wants to switch to an electric toothbrush. It features 3 easy-to-use to use clean modes. It consists of a handle-integrated quadrant timer that alerts you every 30 seconds to change your brushing zone.