Special DIY Modecordless flosser teeth cleaner has special DIY mode,which allows you to freely adjust the most comfortable water pressure(30-120PSI), suitable for sensitive teeth , also helpful for bleeding gums, bad breath, benefitical for brace andbridge care. Deep Cleaning for Teeth and GumsThis water portable flosser is equipped with 4 nozzles, can be used with your family. It also has a 360rotating nozzle design, specially designed for periodontitis, braces, dental implant. Our portable oral irrigatorprevents various oral health problems such as bad breath, tooth decay, bleeding gums and yellow teeth. Detachable Water Tank & IPX7 WaterproofLarge water tank provides sufficient water for teeth cleaning without interruption of water addition. At the same time, the removable water tank can thoroughly clean the internal dirt. IPX7 Waterproof designprevents water leakage can be used in the bathroom shower. Long Battery Lifetime & Portable DesignOur rechargeable oral irrigator with powerful lithium battery is able to be used continuously for 15 days once fully charged. The USB interface charging design is applicable to a variety of charging equipementswith a storage bag, perfect for traveling A Best Gift for FamilyIt's an indispensable gift for Thanksgiving/Christmas/New Year/Valentine's Day and birthday gifts for someone you love.