The Febreze Compact Tower Air Purifier is the only air purifier designed to eliminate odors and circulate Febreze scent. The HEPA-type filter comes with an integrated Pre-filter and captures up to 99% of fine airborne pollutants and allergens such as dust, smoke, pollen and pet hair and dander. It adds Febreze fresh scent to the filtered air and the Febreze freshness scent control dial allows you to control scent intensity. Included is 1 Linen & Sky scent cartridge and it can also be used with Spring & Renewal scent cartridge (sold seperately). This air purifier is made for small rooms up to 85 sq. ft. and circulates & filters room air up to 5 times an hour. 1) Manual controls with easy-grip knob, 2) Sleek, compact tower design is great for floor or tabletop placement, 3) 3 Air cleaning levels, 4) Electronic filter and scent replacement indicators, 5) ENERGY STAR qualified, 6) Electronic filter & scent replacement reminders.