DREO Genuine HEPA Replacement Filter for Air Purifier 539/539S (DR-HAP009/DR-HAP009S) White, 3-in-1 HEPA & Activated Carbon Filter for PM2.5, Smoke, Odor, Dust & Pollen,1 Pack(Replacement Filter Only)

𝐆𝐞𝐧𝐮𝐢𝐧𝐞 𝐃𝐫𝐞𝐨 𝐅𝐢𝐥𝐭𝐞𝐫: Designed exclusively for DREO Air Purifier 539/539S White (DR-HAP009/009S White) Series, the genuine DREO replacement filter ensures precise compatibility and helps maintain powerful purification performance while supporting optimal device operation and extending the lifespan of your air purifier.

𝐇𝐄𝐏𝐀-𝐋𝐞𝐯𝐞𝐥 𝐅𝐢𝐥𝐭𝐫𝐚𝐭𝐢𝐨𝐧: Experience HEPA-level filtration when paired with DREO Air Purifier 539/539S White (DR-HAP009/009S White) in Sleep Mode. Tested by an independent laboratory using IEST RP CC001.7, the filter helps capture fine airborne particles, while ultra-quiet operation at 18dB* creates a peaceful environment for sleep and relaxation. *Tested by a third party using Air Purifier 539 (DR-HAP009) at the lowest fan setting.

𝟑-𝐢𝐧-𝟏 𝐅𝐢𝐥𝐭𝐞𝐫 𝐒𝐲𝐬𝐭𝐞𝐦: The 3-layer filtration system targets different types of airborne pollutants: the pre-filter captures hair, lint, large dust particles, and debris to reduce the load on the main filter layer; the HEPA filter captures 99.97% of 0.3μm particles, including PM2.5, pollen, fine dust, and smoke particles; the activated carbon layer helps reduce odorsand VOCs for fresher indoor air.

𝐒𝐦𝐚𝐫𝐭 𝐅𝐢𝐥𝐭𝐞𝐫 𝐌𝐨𝐧𝐢𝐭𝐨𝐫𝐢𝐧𝐠: DREO Air Purifier 539/539S White (DR-HAP009/009S White) intelligently calculates remaining filter life based on usage time, fan speed, and surrounding air quality, then provides timely replacement reminders. This helps prevent unnecessary early replacement while reducing performance loss caused by using an overdue filter, making filter maintenance easier and smarter.

𝐀𝐥𝐥-𝐑𝐨𝐮𝐧𝐝 𝐀𝐢𝐫 𝐏𝐮𝐫𝐢𝐟𝐢𝐜𝐚𝐭𝐢𝐨𝐧: Whether you have pets, seasonal pollen, household dust, cooking odors, or smoke concerns, DREO filters help support a fresher home environment. Designed for various everyday scenarios, they help address seasonal pollen, wildfire smoke particles, renovation odors, and musty smells caused by humid conditions.