5-in-1 purification: HEPA filtration, pre-filter, carbon/photocatalytic filtration, UV germicidal lamp, and ozone generator for deep air cleaning and odor removal. - Built-in ozone generator: Adjustable ozone output to help sanitize air and neutralize strong odors like smoke, pets, cooking, mildew, and more (not for use in occupied spaces while ozone is running).
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