Electric tooth cleaning, good helper, portable, convenient and safe to use. 【Features】 1. High frequency pulse can reach 1400 times / min. Strong water pressure can reach 140ISP. The new type of carbon brush intelligent permanent magnet motor penetrates into the tooth gap and the blind area of ​​the mouth to quickly wash away the food residue and protect the teeth. 2. 45 days long battery life. 2200mAH lithium battery, use Type-C to charge for 4 hours, you can use it for up to 45 days, easy to travel. 3. Waterproof level IPX7. It can be washed by the whole machine, ready to use, and keep the body clean and bright at all times. 4.4 Gear adjustment mode. With mode memory function. Powerful mode / standard mode / pulse mode / sensitive mode 5. Standard nozzle: used for daily cleaning of teeth, deep cleaning of interdental teeth, dirt of rear molars Tongue cleaning nozzle: daily cleaning tongue coating to keep the breath fresh Orthodontic nozzle: suitable for people with braces, rinse food residues from braces Periodontal pocket nozzle It can be cleaned in a 6mm tooth pocket, suitable for sensitive teeth and inflammation 【Specifications】 Product color: white Voltage: 3.7V Power: 12W Waterproof level: IPX7 Charging time: 4 hours Size: 70.0 * 47.0 * 207.0mm Features: high frequency pulse water flow / unique voltage stabilization system / four gear mode 200mL large capacity water tank 【Packing list】 Host * 1 Water tank * 1 Nozzle * 4 Manual * 1 Charging cable * 1 Storage box * 1