Compatible with ECONIKA Premium Smart HEPA Air Purifier - 4 in 1 - h13 hepa air purifier. First filter, including a High-efficiency HEPA Filter and Antibacterial Filter. Second filter, including Cold Catalyst Filter and Activated Charcoal Filter. Activated Charcoal Filter - air filter for pets - smoke eliminator - traps larger particles in the air like dust, hairs, pet fur, lint, and absorbs household odors from pets, cooking, smoking, wildfire, and harmful VOCs High-efficiency HEPA Filter - smart air purifier filter - captures 99.97% of airborne particles down to 0.3 microns in size, creating fresh and purified air for you and your family