VEVOR Hydrogen Water Bottle Generator, 380 ml / 13.4 oz Capacity Portable Hydrogen Water Maker, SPE Technology Hydrogen Rich Water Ionizer Machine with Nasal Inhalation Tube and Self-CleaningProduct Features One Button Operation with 2 Modes If you have irregular sleep patterns or if your doctor recommends hydrogen water for excessive exercise or recurring inflammation, try our hydrogen water bottle. SPE technology directly electrolyzes water into hydrogen rich water. Press the switch once to produce 1000 ppb hydrogen in 3 mins or twice to produce 2000 ppb in 10 mins. The indicator light shows hydrogen production and battery status,