EFFECTIVE PREVENTION of DENTAL PROBLEMS --- Water flosser has been proven to be up to 5x more effective than traditional flossing while also being gentler on gums and teeth. Water pick teeth cleaner provides 1400-1800 times/min pulses and 40-140 PSI strong water pressure to remove 99.99% food residues hidden deep, massage the teeth and promote blood circulation, specifically for periodontitis, braces, yellow teeth, dental plaque, and relieve bleeding gums or to prevent bad breath. 5 INTENSITY CLEAN MODES WITH MEMORY FUNCTION---With low-noise design, this oral flosser has five different cleaning modes to choose: standard, soft, pulse, sensitive and point shooting pattern, to meet various oral needs. If you preset a mode before use, even if the portable water flosser is turned off, the innovative memory function helps to keep your favorite mode for next use. 2200MAH LONG BATTERY LAST & WATERPROOF --- With type-c interface, the powerful 2200 mAh lithium battery can be fully charged in 4 hours via USB cable and can be used continuously for nearly 30-50 days (1 minute per day, different according to different usage habits). It is compatible with any charger or equipment with a USB port, such as power bank, computer, laptop. Great for carrying and traveling with you. IPX6 waterproof design makes it safe to use the flosser in shower. 5 NOZZLES & FOOD GRADE WATER TANK --- Including five 360 rotating nozzles: 2 standard tips, periodontal tip, orthodontic tip and tongue cleaner tip, this water flosser enables 0.6mm power to stream for deeply cleaning of brace and bridge care. The food-grade water tank has a 350ML water capacity and can be used with peace of mind. PORTABLE DESIGN WITH LED DISPLAY --- LED screen makes it easy to read the current flossing mode and the remain power. The LED display and unique shape design make teeth cleaning a very enjoyable process. Small and lightweight, our flosser can be easily put into any small countertop space at home or in office, or