The Honeywell HFD-120-Q QuietClean Oscillating Air Purifier, helpscapture up to 99% of airborne particles as small as 2 microns*, including pet dander, pollen, dustandsmoke.**Also helps reduce up to 99.9% of certain mold spores.***This air purifieris recommended for medium rooms (170 sq. feet). The Honeywell QuietCleanhome air purifierwill filter and circulate air up to 5 times an hour –120x per dayin a 170 sq ft. room. You can breathe easy knowing it’s working tohelp remove allergens, dust andodors. If you have allergies, pets or stale indoor air, air purifiers help remove airborne particles & help improve air quality. This airpurifier for homeincludes a permanent washablefilter andpre-filter, as well as an alternatepre-filter that helpsreduce odors and VOCs. To cleanwashable filters, simply rinse with water and let dry. It also features on/off oscillation control, a LED touch button control panel with three speeds and an electronic filter check indicator. Plus, it’s ENERGY STAR qualified. Backed with a 5-year warranty, Honeywell air purifiersare a trusted partner in the fight against airborne particles.Disclaimers: *From the air that passes through the filter, 2microns and larger.Overall particle reduction depends on many factors including the amount of air processed, the pollutant type and the pollutant introduction rate into the environment. ** Based on independent testing, report 102719954COL-001. Results are based on testing of the reduction of fungus/mold spores, Penicillium Citrinum: 99.9%, in the air after 2 hours of use operated at the high setting vs. natural decay.