Complete Dental Hygiene Enjoy brighter, cleaner teeth and healthier gums in just 1 minute a day. This water flosser can effectively remove 99.99% of deep-seated food debris, massage gums, and promote blood circulation. The water flosser can also help prevent cavities, bad breath, and tooth sensitivity, effectively keeping your mouth fresh, clean, and healthy. Powerful Eco-Friendly Battery A 4-hour full charge of this oral irrigator can last for about 60 days. No need to charge frequently. It comes with a USB cable (adapter not included), suitable for various charging devices such as power banks, computers, and laptops. The cordless water flosser is perfect for on-the-go and travel. 4 Cleaning Modes with Memory Function This water flosser has 4 cleaning modes: Pulse, Soft, Normal, Powerful. It's easy to set up. 3 different cleaning nozzles can fit more diverse tooth conditions, they can also be rotated 360 degrees to perfectly clean different areas of your mouth. The oral irrigator's innovative memory function can help you retain your preferred position for the next use. Large Water Tank and IPX7 Waterproof The 310ml large tank is perfect and uninterrupted for thoroughly cleaning your teeth without needing a refill. The water tank of the water flosser is also detachable for cleaning. The IPX7 waterproof oral irrigator is safer to use in the bathroom. You will receive 1 x Water Flosser, 2 x Standard Nozzles, 1 x Toothbrush Nozzle, 1 x Tongue Cleaner Nozzle, 1 x Charging Cable, 1 x User Manual; 24-hour professional customer service, 30-day no-reason return policy, 1-year warranty. It is our pleasure to assist you with any questions before and after purchase. If you need any help with the flosser, please contact us.