This Febreze Tabletop HEPA-Type Air Purifier features a unique 4-stage system to help clean and freshen the air in your home. It can capture up to 99% of microscopic airborne particles such as dust, smoke, pollen, and pet dander*. The tabletop HEPA-type air purifier is recommended for small rooms (85 sq. feet), making it the perfect choice for an office or small bedroom. This Febreze air purifier is specially designed to help powerfully clean the air, eliminate odors and add a fresh scent with a Febreze scent cartridge. Air is circulated and filtered up to 4.8 times an hour** in a small 85 sq. ft. room. The Febreze FHT170W air purifier for home includes manual controls with an easy-grip knob, three air cleaning levels, scent control dial, and electronic filter and scent replacement indicators. Includes 1 Febreze Linen & Sky scent cartridge and 1 Febreze Dual-Action U Filter. Febreze Air Purifiers are the only air purifiers specially designed to powerfully clean the air, eliminate odors and add freshening with Febreze scent. Breathe Cleaner Air, Breathe Happy! It’s also ENERGY STAR certified. For best performance, use only genuine Febreze air purifier filters and scent cartridges. Compatible air purifier filter replacements are not guaranteed to offer the same performance or efficiency. Disclaimers: *From the air that passes through the filter 2 microns and larger. Overall particle reduction depends on many factors including the amount of air processed, the particle type and the introduction rate into the environment. **Air circulation depends on many factors, such as room size and configuration. There is no guarantee that all the air in a room will pass through the filter. The ENERGY STAR® name and mark are registered trademarks owned by the U.S. EPA.