Oral-B's Pro 100 Precision Clean Battery Powered Toothbrush reaches deep to remove plaque between teeth for a superior clean. The unique dentist-inspired round brush head is made to surround every single tooth. Plus, a 2-minute coaching timer tells you exactly how long to spend brushing for a complete clean. Our ProCore technology gives your Oral-B toothbrush constant power, delivering optimal performance every time. This Battery Powered Toothbrush is compatible with a variety of Oral-B refill heads for every dental need. Oral-B-the #1 brand used by dentists worldwide. * *Based on surveys of a representative worldwide sample of dentists carried out for P&G regularly. Do not use on children under age 3. Replace brush head every 3 months or sooner if brush head becomes worn.