Premium 3-in-1 True HEPA filtration system including Fine Pre-Filter, H13 Grade True HEPA Filter, and High-Efficiency Activated Carbon FilterFine Pre-filter traps larger particles in the air like pet hair, dust balls, lint and moreH13 Grade True HEPA Filter captures 99.97% of airborne particles down to 0.1 Micrometres in sizeHigh-Efficiency Activated Carbon Filter absorbs household odors from pets, cooking, smoking and harmful VOC'sEasy to replace and disposable, no tools required. Replace every 2500 hours or 6 months depending on the use and environmentColour:As shownMaterial:plasticPackage Contents:3 x ComponentOnly the above package content, other products are not included.Note: Light shooting 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.