Oral-B Pro-Health battery powered toothbrush reaches deep to clean hard-to-reach plaque. Gum Care brush head features ultrathin bristles for a gentle clean to deliver healthy gums. Consistent battery performance. 2 AA batteries included. Compatible with other Oral-B Brush Heads: CrossAction, Sensitive Gum Care, FlossAction, 3D White Oral-B is the #1 dentist-recommended toothbrush brand worldwide.