Oral-B Pro 3 - 3900 - Black & Pink Electric Toothbrush Duo Pack (N)Product details Experience Oral B Pro 3 from the #1 brand used by dentists worldwide. The sleek handle of the Pro 3 electric toothbrush helps you brush like your dentist recommends: It helps you brush for 2 minutes with the professional timer and it notifies you every 30 seconds to change the area your 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