Description: Improve cleaning efficiency of robot vacuum cleaner.Side brushes are easy to remove and replace as part of routine maintenance.The dust on the corners of the wall can be cleaned with the rotating soft brush and sucked into the dust box.Suit for CEN540 CR120 Robot Vacuum Cleaner.Widely used for cleaning tiles, marble, wood and other floors, not for blankets.Specification:Material: PCSize: (Approx.)Hole Diameter: 0.5cm / 0.2inchBrush Length: 8cm / 3.15inchColor: BlackPackage Includes:4 Pieces * Side BrushOnly 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.