Adapted for Home and Office use by using a proprietary Ultraviolet-C technology that the medical community uses for sanitization. The GermGuardian® UV-C Air Sanitizer is ideal for creating a germ free environment. Registered with the EPA, this portable lightweight (4 lbs.) product kills 99.9% of airborne germs, including influenza-A, staphylococcus and streptococcus. Also removes mold and other fungal spores. Its adjustable, whisper quiet fan is able to process over 700 cubic feet of air per hour. Constructed of sturdy stainless steel, compact (17" tall), five-year factory warranty. No filters to clean or replace. Ideal for any room in the home or office.