The pre-filter, H13 true HEPA filter, and high-efficiency activated carbon filter removes 99.97 percent of particles as small as 0. 3 microns, our air purifier for home trapping dust, pollen, smoke, cooking odor or pet odor, pet dander, wildfires, mold, VOCs, and allergies. Energy Star certified and available for California. If you are a light-sensitive sleeper, the display light can be turned off completely to help you enjoy a perfect night of sleep