Braun DB3.000.1 Oral-B Stage Power Kids Disney Princess Electric Toothbrush Oral-B Stages Power Battery Toothbrush for 3 Years and + is designed to help children brush their teeth well. It runs on batteries (included) and brush (non-replaceable) and it gently brushes each tooth.Its small head with soft brush is specially indicated for brushing children s small teeth.Playful, it comes in several models, according the child s preferences. Features: Rotating brush head with raised centre row to clean chewing surfaces where cavities tend to form Effective and gentle cleaning Ergonomic handle designed for children s small hands Use with the Free Disney Magic Timer App Battery Included Please note the toothbrush head is not replaceable