Fanless and filterless, it can make no sound and needs no upkeep, but you might want to remember to clean off the ionized dust that builds up near it within the wall. Furthermore, water ionizers appear with buttons in addition to a Exhibit so that you could get ionized water https://allhealthmarket.com/product/home-care-2/oxygen-and-hydrogen-generator/oxygen-concentrator-450ml-hydrogen-water-generator-hydrogen-inhalation-machine-ionizer-99-99-h2-molecular-inhaler/