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Xiaomi
Smart Air Purifier 4 Lite Filter
Three-layer high-efficiency filtration to protect your health
PM2.5 and pollen filtration | Pet hair filtration | Odour elimination
Only compatible with Xiaomi Smar t Air Purifier 4 Lite
It is recommended to replace the filter every 6–12 months.
Primary Filter
360° blocking of large particles
The primary filter provides an initial filtration by filtering dust, hair, fine crumbs among other large particles and is resistant to creases, oil, acids, alkalis and more to ensure a long service life.
Dust
Fine crumbs
Pet hair
Cotton fibers
Xiaomi's High Efficiency Filter
99.97% elimination of 0.3μm particles*
The high-efficiency filter with a large surface area removes PM2.5, pollen etc. for consistent clean-air output.
0.1μm
0.3μm
PM2.5
Pollen
Pet dander
High-quality impregnated activated carbon Powerful odour adsorption
The high-quality activated carbon*, with the sophisticated pore structure and evenly distributed carbon, effectively removes air pollutants and odour that are harmful in your home.
Pet odours
Cigarette smoke
VOC
Cooking
fumes
Other odours
The difference between Xiaomi's High
Efficiency Filter and conventional HEPA Filter
Combination of two filter technologies: Electrostatic and mechanical filtration. Xiaomi's high efficiency filter media can remove 99.97% of airborne particles as small as 0.1 micrometers and traps dust, PM 2.5, pollen, pet dander, smoke and even the smallest microplastics. The filtration rate of Xiaomi's high-efficiency filter media is 99.97% for fine particles up to 0.3 microns, and can reach up to 99.99% for particles as small as 0.1 microns.
Just one filter for up to one year's usage Everyday freshness with a long-lasting filter
The all-in-one filter element is durable, though performance will gradually decrease over time. It is recommended to replace the filter element every 6–12 months.
Mi Home/Xiaomi Home app connectivity
Filter replacement reminders on smart devices
You can check filter usage at any time via the Mi Home/Xiaomi Home app. The app even estimates filter replacement times based on your usage.
*The filter media performance is tested by China Testing & Inspection Institute for Household Electric Appliances (Report Number: WCv-21-40115). Due to the technical specifications of the filter media, the test environment and parameters may differ.
