Household Dental Calculus Remover Electric Tartar Remover Tartar Ultrasonic Whitening USB Rechargeable Tooth Cleaner Portable        Specifications: Color: white Material: ABS+stainless steel Size: 17.1*2.4*2.4cm Rated voltage: 5V Rated power: 1.5W Vibration frequency: 34-40KHZ Battery capacity : 600mah Package list: 1* Ultrasonic Calculus Remover 3* Work Tips 1* USB Charging Cord 1* Dental Mirror 1* Mini Wrench 1* User Manual 1* Brush 20* Dental Floss Features: 1.Micro induction ultrasonic technology - magnetic levitation cleaning power system. During ultrasonic work, only when the working tip touches hard objects such as teeth and dental stones will it vibrate, and soft objects such as gums will stop vibrating (to protect gums); 2.You will not feel any vibration when holding the handle. The burning phenomenon during operation is normal. Please be careful not to touch the gums for a long time; 3.Effective for tobacco stains, tea stains, dental plaque, stubborn teeth stones; 4.IPX6 full body waterproof, super long service life; 5.Double LED auxiliary light, make oral and dental problems visible; 6.Ultrasonic transducer, 31000/min ultra-high frequency vibration tooth cleaning stone, comfortable and effective; 7.Medical grade working tip, quality 304 stainless steel. Fine working tip is suitable for cleaning between the teeth, frosted flat head working tip is suitable for cleaning stubborn stains on the tooth surface; 8.5 modes are optional, and mode switching can be realized by touching them twice. 9.Automatic shutdown for 10 minutes to prevent overheating; 10.Low voltage detection, the lamp with power less than 20% flashing alarm indicates low power; After use, long press 1.5s to turn on the key power off;