COLZER Air Purifier for Large Room Up to 550 Sq Ft, 4 Stage H13 True HEPA Air Purifier Filter California Approved, for Smoke, Dust, Pollen

* Reliable Coverage: Colzer 142C HEPA air purifier was tested at the Intertek lab and has (Clean Air Delivery Rate) CADR 123cfm for smoke, dust, pollen, covers 550 square feet efficiently. * Composite Filter Performance: Combining HEPA high-efficiency filter layer and activated carbon layer can improve purification efficiency and purify air more effectively. * Auto Mode: With a cutting edge, intelligent sensor, the air purifier can automatically adjust between fan speed settings in response to real-time air quality status. * Quiet And Good Performance: The sleep mode noise is as low as 29db, allowing you to enjoy a quiet and soothing indoor environment to help you fall asleep. * Safe And Reliable: The air purifier has undergone rigorous quality testing and meets stringent requirements. Have FCC certification, ETL certification and CARB certification.