HEPA air filter, removes at least 99.97% of airborne particles 0.3 Micrometre or larger. perfect for removing pollen, small pet dander particles and dust from the air HEPA filters remove odors from indoor and office environment like smoke, fireplace fumes, VOCs, pet odors and kitchen odors Easy Replacement Filter:the filter is easy to be replaced and disposed without any tool required, ensuring you to replace your old filter in minutes We recommend replacing the filter 3-6 months. remove the plastic package from the filter using Model:For Ax40J/Ax40H series Ax041FCVAUW/ KJ310F-K3000U KJ310F-K3020P KJ350G-K3026 Air Purifier Applicable Occasions:Living Room, Bedroom, Kitchen, Etc Colour:Black Material:plastic Package Contents: 1 * Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.