Like New Homedics Air Master Air Purifier for homes with pets. 99.97% True HEPA air purifier with PetPlus™ Technology [that] is specially designed for households with pets.” dimensions 27.5″ tall by 7.25″ wide by 10.5″ deep oscillating unit PetPlus™ Technology removes odors associated with cat urine/litter, dog and cat feces, wet dog smell, and other stinky stuff Long-lasting True HEPA filter captures and removes up to 99.97% of airborne contaminants, including allergens, pollen, smoke, and dust as small as 0.3 microns For large rooms up to 189 square feet (and any size pet) Whisper-quiet, motorized oscillation Three air-purifying speeds 12-hour auto-off timer Electronic clean/replace filter indicators