Dentists recommend replacing your toothbrush every 3 months, or when bristles are faded and worn, for a better clean. Oral-B Pro-Expert Precision Clean Battery Powered Toothbrush removes more plaque vs. a manual toothbrush. Power up to a better clean with the Oral-B Expert Precision Clean battery-powered toothbrush. Your teeth and gums will feel pampered because you\'re removing more plaque than a regular manual toothbrush each time you brush. Compatible with the following replacement toothbrush heads: Cross Action, 3D White, Sensitive Clean, Precision Clean, Floss Action, Tri Zone and Dual Clean.