SPECIFICATION: Brand: LW Color:White Waterproof Level: IPX7 Battery: 2500mAh Lithium Battery(4 hours full charging for 30 days use) Pulse:1800/min(40-120psi) Adapter voltage: 100-240V~50/60Hz Detachable Water Tank New model Cordless Water Flosser delivers continuous power of 1000-1500 times/waterjet pulses per minute, and effectively clean 99% of food debris and plaque in every corner, By continuous use you can improve gums health in just 14 days. FOR VARIOUS ORAL CARE NEEDS The water flossers for teeth with 5 pressure modes for a variety of dental needs to find a comfortable water pressure, especially good for Braces and Orthodontic Cleaning, It has memory mode that records the last used mode and just get started flossing every time you turn on it. ROTATABLE NOZZLE DESIGN The water pick Teeth Cleaner with 360rotatable nozzles allows you to easily clean any areas that are difficult to reach, precisely for implants/bridgework, massaging gums, prevent gum bleeding, dental calculus, plaque etc, perfect for implants, braces, crowns, bridges etc PORTABLE AND RECHARGEABLE use 5V 1A USB rechargeable can be easily charged by power bank, PC and power adapter,etc. Portable and perfect for travel and office.5 hours fully charge can support the dental water pick 30 days continuous use. 30% larger than 1400mAh battery. EASY TO USE Simply fill the reservoir with water, point the tip at your gumline, and floss. Fill with warm water for sensitive teeth or add mouthwash. IPX7 waterproof,also be used when bathing(make sure the cover interface is sealed,please insert the protective cover after charging.Not charge and use at the same time while bathing!)