Description Improve your indoor air quality with the GermGuardian 4-in-1 Air Purifier. Perfect for allergy sufferers, the HEPA filter captures 99.97% of dust and allergens as small as 0.1 microns in size, while the charcoal filter reduces odors! More than just a filter, UV-C light helps reduce airborne bacteria, viruses, mold spores* and works with Titanium Dioxide to reduce volatile organic compounds. Standing 22 inches tall, it is lightweight and ideal to use in rooms up to 150 sq. feet. Includes a UV-C control and a filter change indicator. Choose from 3 speeds, including a low speed that runs ultra-quiet. *Tested with Staphylococcus Albus, and Escherichia Coli, Aspergillus Niger, and Phi-X174 Features & details 3-IN-1 AIR PURIFIER FOR HOME - True HEPA air filter reduces up to 99.97% of harmful germs, dust, pollen, pet dander, mold spores, and other allergens as small as .3 microns from the air KILLS GERMS - UV-C light helps kill airborne viruses such as influenza, staph, rhinovirus, and works with Titanium Dioxide to reduce volatile organic compounds TRAPS ALLERGENS - Pre-filter traps dust, pet hair, and other large particles while extending the life of the HEPA filter REDUCES ODORS - Activated charcoal filter helps to reduce unwanted odors from pets, smoke, cooking fumes, and more QUIET OPERATION - The lowest setting can be used as gentle white noise at night for a quiet, restful sleep