Oreck Dual Max Air Purifier (Certified Factory Refurbished) Permanent Truman Cell filter captures dust, smoke, pollen, pet dander and allergens from the air that passes through its filter Permanent Odor Absorber reduces common household odors and VOCs from the air that passes through its filter Dual Max has a CADR rating of 130 for use in rooms up to 200 square feet 3 speeds, night light, remote control and one-year limited warranty Energy Star certified Permanent Truman Cell filter captures dust, smoke, pollen, pet dander, and allergens from the air that passes through its filter Permanent Odor Absorber reduces common household odors and VOCs from the air that passes through its filter DualMax has a CADR rating of 130 for use in rooms up to 200 square feet 3 speeds, night light, remote control, and one-year limited warranty Energy Star certified