The MicroLux Air Purifier is a powerhouse that can clean up to 3000 sqft of air and will leave your home or office smelling clean and fresh. The ultra quiet five-speed fan is so whisper-quiet, you can hardly hear it. Using SEVEN types of filtration to clean the air, the MicroLux will reduce the spread of colds and the flu by eliminating airborne bacteria, viruses, germs, and mold spores. It will also reduce levels of allergens including pollen and animal dander and other contaminants in the air that could cause illnesses. In addition to removing all the harmful airborne particles, this purifier will make your home smell fresh and clean by eliminating odors such as pet odors, cigarette smoke, and dust. PRE FILTER Air passes through this filter first, removing the largest particles and prolonging the life of the other filters. HEPA FILTER Filters solid particles down to the size of a human hair (0.3 microns). Removes allergens, contaminants, dust and pollens from your home or office. The HEPA filter is washable and reusable. DUAL UV GERM KILLING FILTERS Ultra violet light is the most effective way to eliminate micro-organisms. Germs, mold, bacteria, germs, and viruses. The MicroLux features dual UV germ killing filters that destroy all micro-organisms preventing any from reproducing and recirculating through your home. OZONE PLATE The ozone plate produces low levels of ozone designed to destroy tobacco smoke and its inherent impurities plus odors from pets, cooking, mold, mildew and other household sources. TiO2 PHOTO CATALYTIC FILTER Coated with titanium dioxide, this filter produces highly reactive electrons and ions when combined with the dual UV filters. These ions attach to odor causing bacteria and chemical molecules, destorying them through the process of oxidation. Washable and Replaceable. ACTIVATED CHARCOAL FILTER Large Activated Carbon Charcoal filter. Charcoal filters are proven to safely removes odors from the air. DUAL POINT NEGATIVE ION FILTRATION Circulates negative ions throughout a room to neutralize floating pollutants. Negative ion generators remove contaminants such as smoke, pollutants, allergens, bacteria, and viruses which lead to a variety of health concerns. Feature can be adjusted on and off.