Designed and recommended by dentists for children ages 6+, the oral-b io kids electric toothbrush delivers a gentle and effective clean. \ \ It features 3 brushing modes, including a unique kid-friendly sensitive mode, to be effective against cavities while being gentle on gums. It removes more plaque than a regular manual toothbrush. \ \ It also includes a 2-minute music timer and provides access to the disney magic app to teach your child healthy habits for life with disney. \ \ - our best technology for kids ages 6+ tough on cavities, gentle on gums, designed and approved by dentists \ - cleaner teeth in hard-to-reach areas, where cavities start \ - gentle on teething and gums \ - 3 brushing modes: extra sensitive, sensitive & daily clean - automatically reduces speed if over-brushing is done to protect sensitive gums \ - 2-minute music timer rewards kids when they brush for the dentist-recommended time and works with the free Disney Magic Timer app \ - long-lasting battery indicates low charge so you never run out of battery \