Features: 1. This pulsed tooth flusher uses high-pressure water pulse technology to deeply and powerfully clean your teeth without hurting your gums, whichcan freshen your breath, remove tartar and tartar, and prevent tooth decay and gum disease. 2. The 0.6mm fine water flow can penetrate deep into the gap between teeth, easily take away bacteria and food residues, and bring you a comfortable and clean feeling. 3. The nozzle made of food-grade material can be rotated 360 to clean the inside of the oral cavity in multiple directions, such as the surface of the teeth, the inner side of the upper teeth, and the gingival sulcus. 4. One-key smart switching, three-speed adjustment mode lowmode/high mode/pulsemode and four nozzles can meet different cleaning needs and help improve your oral condition. 5. The 230ml large-capacity water tank can meet the needs of a single oral cleaning by adding water at a time without frequent water addition. 6. IPX7 grade waterproof, waterproof body can be washed, convenient for daily cleaning and maintenance. 7. The lightweight body and base storage design are convenient for traveling on business trips or daily use after meals at work, allowing you to feel fresh and comfortable in your mouth anytime, anywhere. Specifications: Material: ABS Color: white Size: 14.5*6*6cm Weight: 310g Packing size: 20*13*6.8cm Rated voltage: DC3.7V Rated power: 3.5W Battery capacity: 1200mAh Charging time: 2-3H Life time: 20-30 days Pulse frequency: 1800 times/min Water pressure: 60-120PS Water tank volume: 230ML Package Included: 1* Host 4* Nozzles 1* USB Charging Cable 1* English User Manual