Breathe easy with QuFresh's desktop air purifier which offers unparalleled filtration in an office, bedroom, den, living room, nursery, classroom or dorm up to 270 sq. ft. Filter replacements are a breeze with a locking cover plate base, and the ABS housing features a sleek design to blend into small indoor home and commercial areas. This quiet air cleaner's cannister filter is composed of a pre-filter, carbon filter, and HEPA filter layer to capture airborne particles down to 0.3 microns in size with 99.97% effectiveness. Choose between 3 speed settings with a sleep mode on the touch panel, or set a run timer from 2 to 8 hours. This small HEPA air purifier arrives fully assembled and is compact and lightweight at only 7 lbs. to move it wherever it's most needed.