Features: 300ml water tank, large capacity, meet needs of one using time. Remove the debris between the teeth that are hard to reach by flossing. Reduce bacteria and refresh your breath. IPX6 waterproof, body washable, safe to use at bathroom. Built-in 2000mAh li-ion battery, long lasting using time. Cordless and lightweight Features make it ideal for travel and a small bathroom. Specifications: Color: White; Pink; Black (Optional) Rated voltage: 5V Rated power: 5W Capacity: 300mL Waterproof: IPX6 Mode: 3 Modes Cell: 1*3.7V 2000mAh lithium cell Charging time: 4-5h Vibration frequency: 1600-1800 times/min Water pressure: 40-130PSI Item size: 22.5*7.8*7.8cm Package size: 25*11.5*8.5cm Item weight: 266g Package weight: 400g Package List: 1 * Water Flosser 5 * Spray Nozzle 1 * Cable 1 * User Guide