Rotating Power Head reaches, surrounds, and thoroughly cleans multiple surfaces,Raised center-row bristles help clean chewing surfaces,Extra-soft bristles clean as gently as a soft manual brush, Compatible with the Disney MagicTimer App by Oral-B to help kids brush longer starting today,Makes brushing fun by featuring Disney's Frozen characters,Kid’s battery toothbrush for children ages 3+,Oral-B, the #1 dentist-recommended toothbrush brand worldwide