• Edge-Sweeping Brushes with screws pre-installed, meeting your long-term replacement needs. These Replacement Parts are NOT created or manufactured or sold by Roborock
• Compatible Models: This is a Replacement Part Compatible with Roborock Qrevo series, S8, S8+, S8 Pro Ultra, S8 Max Ultra, S8 MaxV Ultra, S7 Max Ultra, S7 MaxV, Q5, Q5+, Q5 Pro, Q5 Pro+, Q8 Max, Q8 Max+, S7, S7+, S6, S6 Pure, S5, S5 Max, S4, E4, E20, E25, E35
• Efficiency and Performance: The edge-sweeping brush helps you get deep into corners and right up against walls and base boards to ensure superior cleaning area
• Maintenance: To keep your Robot Vacuum running at peak performance, Please maintain the side brush once per week( twice per week in homes with pets) and replace it every 3-4 months