General description Brand new and made from high-quality materials, this filter is durable and perfectly matched to the Xiaomi Air Purifier models 1, 2, 2S, 2C, 2S Pro, 2H, 3, 3C, and 3H PRO. It effectively removes dust, pollen, and other allergens from the air, ensuring optimal performance of your home robot. Technical specifications Material: Plastic Color: Blue Measurement allowed error: +/- 1-3 cm Usage The filter should be replaced every 2-3 months, depending on the frequency of use, to maintain the best cleaning and filtration effect. It filters dust, dirt, and other impurities, preventing them from entering the robot's motors and extending its lifespan. Other information Package Contents: 1 x Filter Note: Light reflection and different displays may cause the color of the item to differ slightly from the actual product.