The OEM AeraMax Air Purifier w/ Sensor FEL9286101 effectively purifies air in small rooms up to 190 square feet. It features an AeraSmart Sensor that monitors air quality and automatically adjusts the fan speed to maintain optimal purification. Equipped with a True HEPA filter treated with AeraSafe antimicrobial technology, it safely removes 99.97% of airborne particles as small as 0.3 microns. This purifier is particularly effective at capturing influenza virus from indoor air and includes a carbon filter that removes odors and captures larger airborne particulates.