Help reduce allergy symptoms and breathe better with this 2-in-1 device. Its 3-stage HEPA filtration helps clear the air of allergens, dust, smoke and other impurities so you can breathe easy. Circulates air up to 5X per hour and maintains just the right humidity level. Smart App lets you control it from your smartphone. Features sleep mode, night light and filter replacement indicator light. Refreshes up to a 300 sq. ft. room.