SPT AC-7013 Magic Clean Air Cleaner with Photo-Catalytic Oxidation Device and Ionizer Portable air cleaner with ionizer and photo-catalytic oxidation device Combines UV light and TiO2 to form activated oxygen Oxidizes and decomposes organic materials or smelling gas, and kills bacteria Doubles as a fan; rotary dial for easily selecting low or high fan speeds Measures 11 by 5-1/2 by 13 inches; 1-year warranty