Change the filter: A true HEPA change filter guarantees the best performance of your air purifier and ensures that your purchase is worth your investment. Fine pre-filter, high efficiency particulate filter, activated carbon filter. HEPA filters with 3-in-1 filters remove at least 99.97% of dust, pollen, and any airborne particles up to 0.3 microns (µm) in size. Perfect for those who are sensitive to the air quality around them. It does not release harmful substances or ozone Replace the air filter every 6 months. Remove the filter from its plastic packaging before placing it in the air purifier Size: H2 x W6 x L7cm Date First Available April 28, 2022