Product Name: Xiaomi Smart Air Purifier 4 Pro Filter.
Model: M15R-FLP-GL.
Compatibility: For Xiaomi Smart Air Purifier 4 Pro only.
Filter Type: 3-in-1 integrated filter (Primary filter, Xiaomi's High Efficiency Filter, 650,000mg high-quality activated carbon).
Efficiency: 99.97% filtration of particles as small as 0.3 microns.
Lifespan: 6-12 months.
Key Feature: Smart filter replacement reminders via Mi Home/Xiaomi Home app
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