1、IPX6 waterproof body for worry-free bathroom use. 2、With 3 adjustable strength modes for the different sensitivity of gums, and with 4 replacement heads and dental mirror for effective cleaning. 3、Perfect for home use, it is easy and effective for helping remove dental calculus, tartar smoke, tea spot and so on. 1.Description: Electric Dental Calculus Remover High Frequency Vibration Rechargeable Plaque/Tartar Remover Teeth Cleaning Tools Dental Cleaning Kit with 4 Clean Heads/3 Adjustable Modes 2.Features: IPX6 waterproof body for worry-free bathroom use. Perfect for home use, it is easy and effective for helping remove dental calculus, tartar smoke, tea spot and so on. With 3 adjustable strength modes for the different sensitivity of gums, and with 4 replacement heads and dental mirror for effective cleaning. The LED auxiliary light is able to illuminates every corner of the mouth and teeth. With a rechargeable 400mAh battery and the power display for long-lasting and convenient use. The tartar remover is made of medical grade stainless steel, safe and comfortable to use. 3.Specifications: Item name: Electric Dental Calculus Remover Working voltage: 3.7V Working gear: 3 level Waterproof: IPX6 Battery: 400mAh 4.Note: There is a little of difference according to manual measurement. The actual use may be slightly different depending on the specific situation. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. 5.Package List: 1*Host 4*Clean Heads 1*Dental Mirror 1*USB Cable 1*Host 4*Clean Heads 1*Dental Mirror 1*USB Cable