[WHAT YOU CAN GET] - Package included: 1 High-quality water flosser, 2 classic standard nozzles, 1 periodontal nozzle, 1 orthodontic nozzle, 1 USB cable, 1 storage bag, 1 instruction manual and best customer services. We provide 45 days no reason refund and warranty for one year and friendly customer service, all your questions will be resolved within 24 hours, buy it with confidence!. [DETACHABLE WATER TANK AND IPX7 WATERPROOF] - 300ml water reservoir perfect for enough and uninterrupted oral dental teeth cleaner without filling in water again and again. The upgraded removable full-opening water tank allows you to thoroughly clean the limescale. IPX7 waterproof design is adopted in both internal and external to provide dual protection. The intelligent design prevents leakage and allows the dental flosser to be used safely for shower in bathroom. [3 CLEAN MODE AND 4 REPLACEABLE NOZZLES] - This 360° rotation cordless oral flossers teeth cleaner has Normal, Soft, Pulse modes for choosing with Low-noise design, which allows adjusting the best mode according to the sensitivity of your teeth and gums to satisfy your daily oral hygiene needs. The water flosser comes with 4 replaceable nozzles(with 4 color rings), perfect for full family use, no need to replace and purchase new jet tips frequently. [POWERFUL BATTERY AND PORTABLE DESIGN] - Water flossers for teeth built-in with a 1400mAh rechargeable lithium battery, fully charged only 4 hours and used continuously for about 21 days! This water floss comes with a power USB cable(Adapter Not Included), charge it easily with your car charger, a power bank, or even your laptop. Our water flosser teeth cleaner is cordless and lightweight, ideal for travel and every outdoor activity as well as home use. [STRONG POWER AND DEEPLY TEETH CLEANING] - This professional water flosser adopt pulsation technique and equip with superior motor, which can provide up to 1800 pulse/minute high water pressure, effectively removes 99.99% of the trapped food debris that traditional brushing and flossing can't reach. Flossing for 1 minute after each meal can effectively prevents for bad breath, tooth decay, gum bleeding and dental hypersensitivity, Specifically helpful for braces and bridge care.