Features 1. Waterproof Design: IPX7 waterproof design is adopted for both internal and external of the machine to provide dual protection, which prevents leakage and allows the water flossers to be used safely for shower in the bathroom. 2. 300ml Extra Large Cleanable Water Tank: 300ml water reservoir perfect for enough and uninterrupted oral dental flossing without filling in water again and again. It's much easier to clean the it inside of the water tank due to the Open Tank and Detachable Design. 3. Five Mode: Newest dental flosser is upgraded with 5 settings of water pressure mode(Soft, Pulse, Norm, DIY, Tip). This design allows you customize your own teeth cleaning experience. 4. 360Rotatable Nozzles: The 360rotatable nozzle allows you to easily clean areas that are difficult to reach and prevents tooth decay, dental plaque, dental calculus, gingival bleeding and dental hypersensitivity. 5. Portable & Long Battery Life: Cordless and lightweight feature makes it ideal for travel and small bathroom. The powerful battery can last 30 days, USB interface charging is applicable with power bank, phone charger and PC. etc, more convenient for travel. Specification Material: ABS Color: White, Pink Size: 8.2 x 6.5 x 29 cm Weight: 400 g Waterproof: IPX7 Battery Capacity: 2000 mAH Water Tank Capaciy: 300 ml Package Include: 1 Oral Irrigator 2 Calibration Nozzles 3 Function Nozzles