About this item Numi Professional Kids Toothbrush For Growing Teeth: 3 Small ergonomic heads for different stages of milk teeth and kids mouth. Silicone head for kids with few teeth or changing teeth,massage & clean teeth,gums, Smaller soft DuPont bristles for ages 1-3, larger soft brush for ages 3-6 Gentle Power & Timer: no tickling or discomfort with soft gentle but effective cleaning power. 2-minute timer with 30 second alerts, two speed modes, Rechargeable battery with 50 day life Happy Brushing with Music: 3 different songs for different moods engage children and make brushing fun and enjoyable. help them develop a good brush habit easier Easy and Safety Use: Kids size with silicone coating and easy-grip handle makes this the ideal electric toothbrush easy use for kids. also Drop and dirt-resistant. Numi Toothbrush uses approved materials and has a Child Product Safety Certificate Oral Light: Built-in LED helps you see inside the child’s mouth to make sure all the teeth are safely cleaned. Also The ergonomically angled neck allows for easy brushing of back teeth, for comfortable and enjoyable toothbrushing