The Uvonair® 1000 attacks and neutralizes odors at the source. Creates ozone by ultraviolet light and operates for less than a 100-watt light bulb. It eliminates odor, mold, bacteria, smoke, etc. Easy to use with no maintenance required. Uvonair 1000 is for areas up to 1,000 cubic feet. One year warranty.WARNING: FOR COMMERCIAL USE ONLY IN UNOCCUPIED AREAS.