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Ultrasonic Electric Dental Scaler Teeth Whitening Device Teeth Cleaner Remove Dental Calculus Teeth Tartar  Teeth Cleaning Oral Care IPX6   Details parameter Material: ABS Color: white, green, black Weight: 0.19kg Packing size: 24.5*10*3.5cm Product size: 21.5*2.5*2.5cm Charging method: USB interface Battery: Lithium battery Rated voltage: 3.7V Rated current: 200mA Power adapter: 5V Vibration frequency: 22000 times/min Charging time: about 2H Waterproof rating: IPX6 Rated voltage: 3.7V Standby current: ≤20ua Rated current: 200mA Charging method: USB charging cable Power adapter: 5V Features: High frequency vibration / IP6 waterproof / Four-speed mode / One key operation / 5 modes / Gear adjustment indicator / Replaceable heads with 3 toothbrush heads Features 1.Effective cleaning-This ultrasonic dental scaler uses high-frequency sound waves (22,000 times per minute) to clean your teeth and freshen your breath, which is an indispensable helper for oral care. 2.Five-speed mode-The five-speed mode is suitable for different tooth conditions and meets the needs of different groups of people. One key can switch modes, simple and fast. 3.Significant effect-effectively remove dental plaque, dental calculus, yellow teeth, bad breath, tobacco stains, and improve oral problems. 4.Multiple accessories-Three replaceable toothbrush heads can be used for daily tooth cleaning, and two high-quality medical grade alloy steel replacement heads can be used to remove tartar, tea stains, and smoke stains. 5.USB charging-USB universal interface, can be connected to mobile power, computers and many other digital products for charging, long-lasting battery life, convenient for you to use anytime, anywhere. Package Including 1 x Host 1 x Frosting head 1 x Flat head 1 x Dental mirror 3 x Toothbrush head 1 x USB Charging Cable 1x English User Manual