Oral Irrigator, Matte Black Rechargeable Cordless Water Flosser, Professional IPX7 Waterproof 3 Modes Dental Cleaner with High Capacity Water Tank and 4 Replacement Nozzles High pressure pulsed water column - More effective in eliminating the surface stains and gaps between the teeth. 360 rotating nozzle gum care, and sensitivity relief. 3 Operating modes - Normal, Sensitive Pulse Long battery life waterproof - Up to 2 weeks of battery life after full of charge. Large capacity tank - 180ml water tank with 4 replacement nozzles, the reservoir is removable and easy to clean and refill. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.