Function: 1. The baby electric toothbrush is specially designed to help children brush their teeth. 2. It can effectively protect the gums, promote periodontal blood flow, and reduce the incidence of periodontal disease. 3. The bristles of the toothbrush are specially treated, soft and comfortable and will not damage your gums. 4. Made of high quality plastic, sturdy and durable, can be used for a long time. 5. The toothbrush head is removable and can be replaced to keep the toothbrush clean. Usage: 1. Rotate the base to the left to install the battery 2. Install the battery according to the positive and negative poles in the battery box 3. After inserting the battery, the base can be used after it has been rotated into the correct position Specification: Condition: 100% Brand New Item Type: Electric Baby Toothbrush Material: plastic Nominal power: 0.3 W Applicable battery: 1 AA battery (no battery included) Package list: 1 x electric toothbrush 1 x brush head 1 x instruction