Austin Air Allergy Machine Jr. - Black 30 sq. ft. true HEPA medical filter medium - filter lasts up to 5 years Meets HEPA standards, trapping 99.97% of all particulates larger than 0.3 microns 6.5 lbs of solid activated carbon and zeolite for odor and gas removal 3 Speeds - 200cfm on high setting: cleans a room area of up to 700 ft Warranty: 5 years on all parts and labor