Specification: Waterproof: Yes Material: ABS+Silicone Package Content: 1*Electric Toothbrush 6*Replacement Toothbrush Head (In Total) 1* USB charging cable Use: 1.Dip the bristle in some water and put the toothpaster on it; 2. Put the bristle on the toothbrush head and swith on the button; 3. the dentists suggest to use at lease 2 minutes to brush the teeth, brushing the outside first and the inner side of the chew side last: 4. Wash the toothbrush with some water and dry it; 5. Replace the brush attachment every three months for the best brushing results. Feature: brush head can reach,surround multiple places, help baby clean their teeth more effective and thoroughly, prevent tooth decay and oral problems. Mini round brush,effectively prevent damage your gums and mouth. Cute cartoon characters, can stimulate children's interest in brushing and make you feel good. One press silicone button switch, easy to control switch on and switch off. Comes with 6 replaceable toothbrush heads in total. 3 times higher than the manual toothbrush, more thoroughly remove tartar and food residue in teeth. Turbine type plastic handle, unique non slip design, ergonomic, make brushing more easily. Waterproof: The whole body can be washed, but can not be soaked. Suitable for children over the age of 4 years.