Create fresh, healthier air in smaller spaces up to 50 square feet in size. Aerus Pet Refresh air purifier eliminates odors and cleans the air in spaces where there are concentrations of stale air. It is perfect for areas like bathrooms, laundry rooms and spaces where there are trash cans, litter boxes, dog beds or other smelly objects. Aerus Pet Refresh air purifier has a compact design that plugs directly into your 120V wall outlet and still leaves space for use of the second wall plug. It includes a built-in ionizer that eliminates microscopic particles and reduces allergens and other harmful pollutants from the air in your home.