General description New high-quality materials ensure that this Main Roller Side Brush HEPA Filter Mop Rag Cloth is well-made, durable, and perfectly matched to the original equipment for Xiaomi F9/1C/2C/1T Robot Vacuum Cleaners. Clean accessories keep your home robot at peak performance, and they are easily removed and replaced as part of routine maintenance. This product also helps reduce the infiltration of dust, pollen, and other allergens into the air you breathe. Technical specifications Material: Plastic Package Contents: 2 x Main Brush 6 x Side Brushes 8 x Filters 6 x Mop Measurement allowed error: +/- 1-3 cm Usage To achieve the best cleaning and filtering effect, it is recommended to replace the cleaning accessories every 2-3 months depending on the frequency of use. The HEPA filter can greatly improve air quality and reduce particle size by up to 99.97%, helping to remove household dust, pet dander, and more. Additionally, the pre-filter can help reduce unpleasant odors