Xiaomi Smart Air Purifier 4 Lite Filter

The Xiaomi Smart Air Purifier 4 Lite Filter Pro is a high-performance replacement filter designed to deliver superior air purification with advanced filtration technology. Built for efficiency and durability, it effectively removes dust | PM2.5 | pollen | pet dander | smoke | airborne particles, ensuring cleaner and healthier indoor air.

Combining electrostatic and mechanical filtration, it achieves up to 99.97% purification efficiency for particles as small as 0.1μm, providing deep and reliable air cleaning. The anti-bacterial coating helps neutralize bacteria and prevents mold growth on the filter surface, maintaining hygienic air output.

Equipped with high-quality activated carbon, it efficiently eliminates odors | VOCs | harmful gases, keeping your environment fresh and comfortable. With a long lifespan of 6–12 months, it reduces the need for frequent replacements.

The filter also supports smart monitoring via the Mi Home/Xiaomi Home app, allowing real-time tracking of air quality and filter status for convenient maintenance. Designed for quiet operation, it ensures effective purification without disturbing daily activities or sleep.