Fellowes AeraMax DX55 Air Purifier 9320701

4-stage hospital-type filtration Effectively purifies air in medium rooms 200 sq. ft. to 400 sq. ft. AeraSmart Sensor monitors the air quality and automatically adjusts the fan speed to keep air purified True HEPA filter with AeraSafe antimicrobial treatment safely removes 99.97% of airborne particles as small as .3 microns, including pollen, ra... moregweed and other allergens, viruses, germs, dust mites, mold spores, pet dander, and cigarette smoke Extremely effective at capturing influenza virus from indoor air (based on independent testing)