5 year limited warranty.

Medium room air purifier: Recommended for medium rooms (up to 155 square feet) this true HEPA allergen remover air purifier helps capture up to 99.97 percent of airborne particles as small as 0.3 microns
Easy to Use; With quiet operation, Easy Tap controls & an Auto Off Timer, this air purifier helps remove particles like pet dander, pollen, dust, mold & smoke, & helps capture certain germs & reduce odors
Honeywell air purifiers: Our air purifiers help remove allergens, dust & odors. If you have allergies, pets or stale indoor air, air purifiers help remove airborne particles & help improve air quality