Water Flosser Cordless Dental Cleaner - Oralfree Dental Oral Irrigator 4 USB Rechargeable Modes Product Details Brand Oralfree Power Source Battery Powered Tank Volume 200 milliliters 4 cleaning modes: normal, gentle, pulsed and custom mode (levels 1 to 8). Suitable for all tooth and gum conditions, compared to other 3-mode water flossers, allowing you to select the most suitable pressure for you. Please choose custom mode when using cordless water flosser for the first time. More efficient and safer operation: IPX7 waterproof function, the cordless water flosser can be used for showering in the bathroom, it is more convenient to wash under running water. Oralfree Water Flosser can deliver 1400-1800 times / min high pressure water pulse, 30-110psi strong water pressure to remove 99.99% of food residue hidden deep. Long battery life and charging via USB: Lightweight and cordless oral irrigator allows you to carry it easily. With a powerful lithium battery, full charge only takes 4 hours and can be used for 14-21 days. Comes with a USB cable (adapter not included), applicable to a variety of charging equipment. Whether you are on a business trip or traveling, you can easily meet the needs of deep oral cleaning. 4 replacement nozzles and 1 tongue cleaning tip: the oral irrigator comes with 5 tips for family use, including 2 standard nozzles, 1 tongue cleaning tip, 1 dental plaque tip, 1 periodontal tip. The 360 ° rotating nozzle design allows you to easily clean hard-to-reach interior sides and prevent debris and dental plaque, for a deep cleaning effect. BEST CUSTOMER SATISFACTION: We provide 12 months quality warranty. If you have any questions, please feel free to contact us through the seller contact entry of your order, we will solve the problem for you within 24 hours.