NUIXQKMRR Air Filter，Compatible For Xiaomi，Air Purifier 1 2 2H 2C2S 3 3H 3C 4 4Lite Pro Active Carbon PM2.5 Filter Anti

Multi-layer filter: Different material combinations to enhance the filtration effect Low noise operation: silent design, does not interfere with daily rest and work Easy to disassemble, wash and maintain: The filter is easy to replace/clean, reducing the cost of use Intelligent control: Automatically senses air quality and adjusts the operating mode, which is worry-free and convenient Strong adaptability: compatible with a variety of scenarios (home, vehicle, office, etc.)