General description New, high-quality materials ensure that this Main Side Brush Cover HEPA Filter Mop is well-made and highly compatible with S20 / D106 equipment. Clean accessories are essential for maintaining your home robot's best performance. Regular replacement of these accessories helps reduce the infiltration of dust, pollen, and other allergens into the air you breathe. Technical specifications Material: Plastic Package Contents: 1 x main brush, 4 x side brushes, 4 x filters, 4 x mop cloths 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 filter is designed to capture dust, dirt, and other impurities inhaled by the sweeping robot, ensuring it operates cleanly and efficiently while extending its service life. Other information Note: Light reflection and different displays may cause the color of the item in the picture to