CLEAN & HIGH AIR QUALITY: Replacement Filter D with -Filter Mounted Charcoal for AER1 removes pollen, dust, and indoor odors to keep your house air quality safe and clean. GENUINE HEPA FILTRATION: Genuine HEPA purifier performance captures up to 99.97% of airborne particles and traps them in filter panels; perfect for allergy sufferers and germaphobes who want to remove allergens that make it difficult to breathe. LONG-LASTING: This filter generally lasts for 6 months and needs to be replaced so you can enjoy clean and filtered air for a long time. EASY INSTALLATION & REPLACEMENT: This filter is designed to fit air purifier filter D; the filter indicator light for your model will warn you to replace it, simply remove the old one and install the new unit in the filter compartment. Simple, quick and easy without tools. DELIVERS EXCEPTIONAL PERFORMANCE: filter from us made of materials and will perform as excellent as filter. You get performance from your air purifier with filter. color: purple & blackMaterial: Composite materialPackage Contents: 4 * Replacement filter8 * carbon spray spongeOnly the above package content, other products are not included. Note: Light 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.