Electric Ultrasonic Dental Scaler Cleaning Kit Tartar Plaque Calculus Remover Teeth Stains Cleaner Rechargeable This device use high frequency vibration to help remove tartar, calculus, tobacco stains, tea stains, etc. on the tooth surface, and restore healthy and clean teeth. The overall design is simple and intuitive, easy to operate, is a suitable for household oral care tools. Features High efficiency: high frequency vibration brings excellent tartar stain removal effect Multi-purpose: 4 modes to solve a variety of problems Environmental protection: built-in 800 MAH rechargeable battery, durable Comfort: Light body, comfortable to hold Specification Battery capacity: 800mAh Package Content 1 * Electric Dental Scaler 2 * Cleaning Head 1 * USB Charging Cable Attention 1. This device is only for adults. Please keep it away from children to avoid accidental injury. 2. Do not immerse the body of the equipment in water. 3. The device is equipped with a rechargeable battery, so do not put it into fire or charge, use and keep it in a high temperature environment. 4. Please do not touch the working tip with your hands to avoid injury when the equipment is working. 5. Do not use the equipment if it is obviously damaged.