H14® True HEPA Replacement Filter with RFID – Compatible with Mi Air Purifier 4 | Medical-Grade H14 Filtration | Captures PM2.5, Dust, Allergens | Long-Life | (Mi 4 Grey)

About this item

• ✅ H14 Medical-Grade Filtration Efficiency- Traps the smallest airborne pollutants — PM2.5, smoke, dust, pollen, allergens, bacteria, and microscopic particles as small as 0.3 µm.
• ✅ Smart RFID Recognition Built-in RFID chip allows your Mi 4 Air Purifier to detect the filter automatically and show accurate remaining life.
• ✅ Compatible Models Perfect fit for Mi Air Purifier 4 — same dimensions and fitment as original filters.
• ✅ Long-Lasting Performance Designed for 6–12 months of effective use depending on environment — saves cost and replacement frequency
• ✅ Low Noise & High Airflow Design Optimized pleat structure ensures maximum filtration with minimal resistance — quieter operation, better airflow.
• ✅ Low Noise & High Airflow Design Optimized pleat structure ensures maximum filtration with minimal resistance — quieter operation, better airflow.
• ✅ Easy Installation Plug-and-use twist-fit design — just replace the old filter and the purifier recognizes it instantly.