Sweeping & Dust Collecting: The fast rotation sucks waste into the suction port, and in combination with the suction force, it completes the closed loop "sweep – sweep – suction", improving cleaning efficiency. ANTI-TANGLE HAIR - It adopts spiral flow guide and tapered structure to reduce pet hair entanglement with long hair. Smart Lifting Main Brush: It lifts up when encountering carpets, thresholds or liquids, avoiding getting wet, tangling and secondary pollution, and improves obstacle crossing and stage adaptation abilities. Quiet & Quiet Operation: Soft rubber bottom contact, precise dynamic balance and low resistance structure reduce operating noise and improve user experience. Main Brush, Compatible with Xiaomi Robot Vacuum Mop2S / Mop P / Mop Pro / XMSTJQR2S / STYTJ02YM