Unlock even more characters as you brush (With Disney Magic Timer app by Oral-B). For longer brushing with Disney Magic Timer. Battery included. Designed for kids 3+ years of age. Rotating brush head has a raised center row to clean chewing surfaces where cavities tend to form. Ergonomic handle designed for children's small hands. Brush head is not replaceable. Gently brush each tooth. www.oralb.com. www.disney.com. www.pg.com. Available on the App Store. Get in on Google Play. Customer Service: 1-800-56-Oralb (1-800-566-7252). Made in China.