300mL Detachable Water Tank: The water flosser provides 300mL/10oz water tank supports to be fully open. It is easy to clean the tank and fill the water. The oral irrigator helps to thoroughly clean the limescale and dental plaque. Its internal leak-proof drain and detachable design afford a clean and comfortable experience. High-Level Teeth Wash: The water flosser has a high-pressure water pulse with a 30-90PSI pressure range. 1600-1800 times per minute between 3 clean modes. 360°rotating nozzle, cordless water flosser can powerfully clean 99.99% of food debris and plaque in every corner. 3 Water Flossing Modes: The oral irrigator has Clean, Pulse, and Surf modes Clean mode can be deep and quick to clean. Pulse mode supports massaging and cleaning the gums gently. Surf mode can surge point spray and massage gums one by one. IPX7 Waterproof & Low-noise Design: IPX7 waterproof design is adopted internally and externally to provide dual protection. The water flosser has for Low-noise Design, which can support multiple using conditions. The intelligent design prevents leakage and allows the dental flosser to be used safely for the shower in the bathroom.