1.% Compatible With HAP - The HAP602 filt-er is engineered to seamlessly fit for ECOSELF HAP602/HAP602 Wifi Version air purifi-er, ensuring optimal performance and effective air filtration for your home or office. Note: Do not fit for HAP 2.-Stage High Efficiency Filtration - The HAP602 filt-er features the advanced 3-stage filtration system, including a pre-filter to isolate large particles, an H13 True HEPA filt-er to attach microscopic particles, and an activated carbon filt-er that neutralizes odors, providing you with cleaner, fresher air. 3.H True Hepa Filt-er-Our HAP602 replacement filt-er with H13 grade True Hepa efficiently isolates 99.99% micro-particles such as pollen, super-fine dust, pet dander, improving the air you breathe and creating a ier indoor environment for everyone. 4.Easy Replacement & Long-Lasting - The HAP602 air purifi-er filt-er for ECOSELF is easy to replace, requiring no special tools or complicated steps. Its long-lasting design allows it to effectively clean indoor air for up to 6-8 months based on your using frequency and environment. 5.High Quality & Cost Effective - Engineered with top-quality materials, these HAP602 filt-ers are built for durability and effective filtration. The package 2 Packs HAP602 filt-ers for ECOSELF air purifier, ensuring that you always have fresh filt-ers on hand while saving on frequent purchases.