General description Keep your Xiaomi Vacuum 2 / 1S and Roborock S50 Robot Vacuum Cleaner running at peak performance with this essential maintenance kit. This set includes a main brush, side brushes, and HEPA filters designed to enhance the cleaning efficiency of your robot vacuum. Regular replacement of these components ensures optimal performance and a cleaner home environment. Technical specifications Compatible models: Xiaomi Vacuum 2, 1S, Roborock S50, S51, S55 Material: Plastic Package Contents: 1 x Main Brush, 2 x Side Brushes, 2 x HEPA Filters Measurement allowed error: +/- 1-3 cm Usage For best results, it is recommended to replace the filters every 2 to 3 months. Regularly cleaning and replacing the brushes will help maintain the robot's cleaning performance by reducing the infiltration of dust, pollen, and other allergens into the air.