Fellowes AeraMax 200

4-stage hospital-type filtration: effectively purifies air in medium sized rooms 200 - 400 square feet
AeraSmart sensor: monitors the air quality and automatically adjusts the fan speed to keep your air purified
True HEPA filter with AeraSafe antimicrobial treatment: safely removes 99.97% of viruses, germs, allergens, mold and dust
PlasmaTrue Technology: optional setting that utilizes ionization to help safely remove airborne pollutants
Aera+ mode: increases air change by 35% for allergy and cold/flu seasons