?AUTOMATIC TIMER: This electronic toothbrush has a built-in 2 minute + 5s timer to encourage your child to brush long enough and thoroughly clean the teeth, never guess the time again, develop good brushing habits and less cavities. ULTRA LONG-LASTING BATTERY LIFE: This rechargeable sonic toothbrush is high-level safe product and battery life last for 60 days after being fully charged. It is waterproof and can be used in the bathtub or shower. BPA-FREE. ?EFFICIENT AND SAFE BRUSHING: Speed - Up to 30000 brush movement/min, remove up to 7x more plaque than manual toothbrush, better child's yearly check-ups guarantee. FOR MULTIPLE AGE KIDS: Built-in 3 modes with memory function (Clean 7-12 years, Soft 3-6 , Massage 3-12) , which are designed according to kids’ oral and dental characteristics, GENTLY clean kids’ gums and teeth. EXCITED AND FUN BRUSHING TEETH: Cute animal theme design, Let your children fall in love with brush their teeth. Unique small brush head with 3D curved soft bristles, comfortable and efficient, perfect for children's gums and small mouth.