This powered toothbrush is not intended for children below 3 years of age. Read pack for complete instructions. This attractive Spiderman toothbrush comes with a small oscillating head, which easily fits their small teeth and 2 replaceable AAA Alkaline batteries, which goes a long way. Non-Replaceable head; suggested change after head comes loose due to damage. Small oscillating head fits your kidâ??s small teeth for power cleaning.