Features 1、The mixed design of PBT soft hair and PBT hard hair, the height is staggered, and it is easy to penetrate into the teeth. The brush head is small and easy to clean the back teeth. 2、Sonic tooth cleaning, stain removal and whitening, with an average of 27,000 high‑frequency vibrations per minute, to clean stubborn tooth stains. 3、The whole body waterproof design, integrated molding process, the whole body can be washed, clean and worry‑free, and use it with confidence. 4、The order of brushing is to brush the outside first, then the occlusal surface, and finally the inside; first left and then right, first up and down, first outside and then down, first outside and then inside, and then brush clean inside and outside in order. 5、Intelligent timing and scientific brushing. Pause every 30 seconds to remind you that you should clean the next area. The 2-minute smart brushing timer ensures scientific cleaning time and allows you to develop good brushing habits. Specifications Item Type: Electric Toothbrush Material: ABS+PP Color: As shown in the picture Weight: Approx.95g/3.4oz Power: 1W Vibration Frequency: 20,000-27,000 times/min Brushing Mode: High frequency sonic vibration Power Supply Mode: 2xAA (Not included) Gear Position: Three gear adjustment How to Use: Install the battery and press the button to use it. Package List 1 x Host(Battery Not Included) 2 x Brush Head 1 x Base 1 x Toothbrush Cover