Powerful pulse water: Water flosser supports 3 operation modes (Normal, Gentle, Pulse), delivering a water pressure of 30 to 100 psi, and you can choose your best pressure setting. Water frequency up to 1800 times/minute, quickly clean up food debris and bacteria hiding in your teeth, gum and fissure. Detachable 360°Rotating Nozzle: 360° rotating nozzle provides deep cleaning, and can be used for cavity prevention, plaque control, tartar control, whitening, gum care, and sensitivity relief. Function better when using it for braces, dental implants and Tooth-Sensitive and good for gum Healthy. IPX7 Waterproof Technology? Featuring waterproof technology. Ideal to use in bathroom. Enhanced safety is ensured through electric leakage proof design. Fully enclosed waterproof body is easy to clean, without being afraid of leakage. Large Capacity Water Tank: Avoid the hassle of having to frequently refill the water while flossing. Convenient and Portable: Fill water into the tank, install the jet tip, select the flush mode, turn on ,then you can have a good cleaning experience anywhere like at home, when traveling, on business, at school...