Features:1Non?motor vibration, only the working head vibrates during ultrasonic work, no vibration on handle, convenient for use. 25 modes are adjustable, you can choose the mode that suits you according to the needs. 3Effectively and powerfully remove the dirt between the teeth and the gingival sulcus, remove stubborn dental calculus. 4Multiple working heads are available, with different function, cleaning teeth or massage face, easy to replace and use. 5With the crescendo function, the ultrasonic helps to remove the dirt concealed in the periodontal pocket.Condition: 100% Brand NewItem Type: Electric Teeth CleanerMaterial: ABS+PlasticBuilt-In Battery: Lithium Battery 1800mAh Charging Method: Direct ChargingCharging Voltage: 100V-240V output 5V 500MACharging Time: 12-16 HoursWaterproof Level: IPX7 LevelHow to Use: The working tip gently touches the teeth vertically and moves to the top and bottom and left and right. Adjust the use time of each part according to the dirt condition of the teeth. The working head can be gently removed and replaced according to the actual situation. Be careful not to scratch the surface without tooth stains with the working tip.Five Working Modes:Cleaning modeEffectively and powerfully remove the dirt between the teeth and the gingival sulcus.Bright white modeWith the crescendo function, the sound wave helps to remove the dirt concealed in the periodontal pocket.Massage modeMassage the gums comfortably and protect the gums.Polishing modeIt can effectively remove tea stains, coffee stains, smoke stains, etc. attached to the surface of the teeth.Dental care modelSuitable for users with sensitive gums, it can effectively improve gum health after a week of continuous use.Package included:1 x Host2 x Toothbrush Head1 x Teeth Cleaning Head1 x Eye Massage Head1 x Facial Massage Head1 x USB Charging Cable