1.Activated carbon filter 2.lower power rating--12 watts 3.Photocatalyst and Electrostatic setting 4.UVC lamp kill germs Key FeaturesEfficient eliminate airborne contaminates such as dust, pollen, mold, smoke, pet dander, and bacteria, germs, allergens. High electrostatic plate traps the dust, pollen, smoke etc.as small as 1 micron circulated in the air. UV lamp destroys micro-organisms such as ...