Color: W028-Filter Product functions: 1. Primary Air Filter: filter large dust, hair in the air. 2. HEPA Filter: The filter has 99.97% purification efficiency for particles ;it can also removal PM2.5 in the air, smoke, pollen, mites and other pollutants. 3. Efficient Active Carbon filter: made by special professional technology with highquality fruit shell activated carbon and catalyst , can effectively remove formaldehyde, benzene, TVOC and other peculiar smell gas.
