Hair Grooming and Storage: The structural design reduces hair entanglement and accumulation, making it easier to collect and clean, lowering the chances of brush roller jamming and air duct blockage, and maintaining stable operation. Multi-Surface Adaptation: Suitable for common household surfaces such as floors, carpets, and tiles; easy to replace, meeting the daily cleaning needs of living rooms, bedrooms, studies, and other spaces. Stable Operation Performance: The shaft and bristles are reasonably matched, producing mild friction noise during rotation, causing no significant noise disturbance during daily home cleaning. Durable and Stable Structure: Made with wear-resistant bristles and sturdy rollers, it is not easily deformed or shed during daily use, maintaining long-term stable operation and reducing replacement frequency. Roller Main Brush ，Compatible For Xiaomi，Compatible For Mijia， 1C 2C STYTJ01ZHM Robot Vacuum Cleaner Part