Cylinder Brush Cleaner Vacuum Filter Mop Cloth Parts Accessories Robotic Vacuum Cleaner Accessories Parts Cleaning Brush Kit2.Remove the filter on the dirt and throw it away.Mop cloth * 54.Put the dirt back into its slot on top of the robot.It's best to replace your spare parts every 1 to 2 months to keep your operating at peak performance. Package includes: Slide brush * 10* 101.Loosen the side brush with a coin or small screwdriver.3.Put a new filter into the dirt .2.Remove the side brush, clean the side brush and the brush post, and reinstall the side brush.Brand new and high quality How do replace your filter: 1.Take out the dirt .Filter * 5