HAAN SS-22A Multiforce Plus Smart Steam Technology kills 99.9-percent of common household germs, bacteria and dust mites Uses only water, no chemicals-so it's safe for children and pets Variable steam settings allow you to select the perfect setting depending on the mess and surface Bring back luster and sheen to aged hardwood floors or dull marble with the included buffing pads Scrub brushes are great for outdoor use on decks, patios and walk-ways, Microfiber pads great for laminate, hardwood, tile and vinyl