The device uses high-frequency vibration to help remove tartar, calculus, smoke stains, tea stains, etc. on the surface of the teeth, and restores healthy and clean teeth. Three professional cleaning heads work together to complete cleaning and polishing in one machine; the third mode can be freely selected to meet the needs of different users. The overall design is simple and intuitive, and it is easy to operate. It is an oral care tool suitable for home use. Note 1. This device is for adult use only. Please keep away from children to avoid accidental injury. 2. Do not immerse the device body in water. 3. This device is equipped with a rechargeable battery, please do not put it into fire or charge it, and use and store it in a high temperature environment. 4 When the equipment is working, do not touch the working tip with your hands to avoid injury.