Winix Compact 4-stage Air Purifier is a powerful air purifier that cleans your indoor air quality up to 99.97%. The air purifier is suited to rooms up to 59m². With a powerful CADR (Clean Air Delivery Rate) of 250m³ per hour, this air purifier helps you to purify your indoor air quality from allergies, pollen, dust, particulate matter (PM2.5), viruses, bacteria, pet dander, mould spores, household odours (VOCs) and cigarette smoke!