This Honeywell Black, True HEPA Allergen Remover Air Purifier is sleek, energy efficient, effective and has a quiet operation. The True HEPA filter helps to capture up to 99.9% of airborne allergens, such as mold spores, smoke, dust, pollen and bacteria from the air that passes through the filter. It features an automatic shut-off timer (2,4,or 8 hours) and 4 cleaning levels, including germ, allergen, and turbo cleaning power potions. 1) Helps reduce VOC's, and certain airborne germs, 2) Easy tap electronic controls, 3) Filter replacement indicators, 4) Control panel adjustable lighting (bright/dim/off), 5)ENERGY STAR qualified, 6) Recommended for large rooms, 7) Circulates room air 5 times every hour; Black.