What is it? The Oral-B Kid’s Battery Powered Toothbrush featuring Disney's Frozen is the perfect battery powered toothbrush for your own little Elsa. As their oral health evolves and they lose their baby teeth, it is important that they continue to get effective cavity protection for their growing permanent teeth. This toothbrush features the added benefit of battery power to help them get the most out of their brushing routine. Best of all, this battery powered toothbrush is compatible with the interactive Disney MagicTimer App by Oral-B to help your kids brush for a dentist-recommended 2 minutes. Oral-B is the #1 dentist-recommended toothbrush brand worldwide.