Thank you for viewing our products. This portable oral irrigator features three adjustable water flow settings and is easy to use with its USB charging capability. - Model Name: JET CARE α - Features: 3-stage water flow adjustment - Portable: USB rechargeable - Accessories: 3 types of nozzles - How to use: Simple operation This item is brand new and unused. If you are interested, please feel free to ask any questions in the comments.