Fit Model:Brush Brush Cover Compatible with RoboVac 11S, RoboVac 11S MAX, RoboVac 15T, RoboVac 30, RoboVac 30C, RoboVac 30C MAX, RoboVac 15C, RoboVac 15C MAX, RoboVac 12, RoboVac 35C.Maintenance:Keep your robot running at performance by changing spare part 2-3 month.:2 pcs Brush for RoboVac 11S . Perfect compatible your RoboVac robotic cleaner.High Performance:Snap into place for quick and effortless replacement. No tools required,easy to replace the brush .How to replace the brush for RoboVac 1.Pull on release tabs to unlock brush 2.Lift to remove3.Insert lock tabs of new brush into slots4.Push down to snap into placeColour:blue Material:plastic Package Contents:2xSweeper accessoriesOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.