Electrolux EL490A Oxygen3 PlasmaWave HEPA Air Purifier, Black 3-stage indoor air purifier for rooms up to 326 square feet Carbon pre-filter; True HEPA filter; PlasmaWave Technology 4 fan speeds; auto or manual operation; Sleep mode Energy Star certified; filter indicator light; remote control included Measures 8-1/2 by 16-2/5 by 21-4/5 inches; 2-year limited warranty