About This Two Modes Two Concentrations: With a 3 minute electrolysis mode, the water contains over 2000PPB of hydrogen, and an 18 minute electrolysis mode provides a concentration of over 9000PPB. Super Sealed Design: The hydrogen water bottle features a highly sealed and isolated storage box design, ensuring the medicines are protected from and dust at all times. With a fully sealed body, this bottle is not only to rain and water, but also allows for convenient drinking. It effectively prevents water from leaking out accidentally. Safety : Designed with a pressure relief valve, and an exhaust hole at the bottom, the hydrogen water bottle ensures usage even in high pressure situations. The charging port is also equipped with a protective cover for added safety. Food Grade Material: Made with food grade PCTG material and a special paint process, the hydrogen rich water generator is to use and easy to clean. Its thickened design makes it and to falls. Overview Brand : Sanpyl Special Feature : Automatic Shut-Off Product Dimensions : 2.6"L x 2.6"W x 8.5"H Material : N117 ionized membrane Capacity : 350 Milliliters Included Components : 1 x Hydrogen Water Bottle; 2 x Accessories; 1 x USB Cable Package Information : Bottle Installation Type : Freestanding Purification Method : Ion Exchange Power Source : Corded Electric