Feature: 1. IPX7 Waterproof designs prevents leaks and allows for safe use in the bathroom shower environment. 2. Large capacity water tank for continuous teeth cleaning. It avoids the trouble of secondary water replenishment caused by water shortage in the process of using. Leakage‑proof drainage and removable designs for a cleaning and comfortable experience. 3. 360 Degrees rotatinal nozzle designs helps you cleaning every corner of the mouth, equipped with 6 nozzles to meet various requirements. 4. The high‑capacity lithium‑ion battery can be full charged in less than four hours, and can be used 75 times in a row for about two minutes each time. 5. Can absorbed water when tilt from any angle, will not block the use. Specification: Condition: 100% Brand New Item Type: Water Pick Teeth Cleaner Material: ABS Water Tank Capacity: 300ml Battery Capacity: 1400mAh Charging Time: About 4 hours After Full Charge: 75 times (2 minutes/time). Package List: 1 x Water Pick Teeth Cleaner2 x Standard Sprinkler Head1 x Plaque Sprayer1 x Teeth Brace Sprinkler Head 1 x Tongue Coating Cleaning Nozzle1 x Nasal Spray1 x USB Charging Cable1 x Manual