Features 1. Oral cleaning+teeth brushing two-in-one, five working modes (Superstrong /Strong /Standard for teeth cleaning, Comfort /Soft for teeth brushing), all-round oral cleaning to protect your dental health. 2. Intelligent high-frequency vibration can deeply clean teeth without hurting gums, effectively remove stubborn stains and tartar, and bring fresh and clean feeling to oral cavity. 3. The dental cleaning head made of high-quality stainless steel helps you to remove tartar, calculus and dental stains more easily without hurting your teeth. 4. Effectively clean and whiten teeth, freshen breath, protect gums, help different people develop good daily oral care habits and keep teeth healthy. 5. Helps you solve different kinds of oral problems, such as yellow teeth, black teeth, swollen gums, bleeding gums, calculus, dental plaque, halitosis, etc. Specifications Material: ABS Color: Black Weight: 120g Packing size: 23.8*9.5*3cm Battery: 14500 lithium battery/500mA Rated voltage: 3.7V Rated current: 200mA Power: 0.6W Power supply adaptation: 5V Vibration frequency: 31,000 times/minute Charging time: about 2H Waterproof grade: IPX6 Packing List 1* Host 1* Toothbrush Head 1* Endoscope 1* Type-C Charging Cable 1* English User Manual