Only compatible with DEEBOT OZMO 930The accessories should be replaced every 2 - 3 weeks to keep operating at Good value, reusable, long lastingColor: yellow + blackmaterial: plasticCompatible with:ONLY for DEEBOT OZMO 930 Robotic Vacuum Cleaner. Other Models are not compatible.Replace side brush instruction:1.Loosen the side brush with a clamp2.Remove the side brush, reinstall the new side brush.How do replace your filter:1.Take out the dirt bin.2.Remove the filter on the dirt bin and throw it .3.Put a new filter into the dirt bin.4.Put the dirt bin back into its slot on top of the robot.Keep your vacuums running at , the side brush should be replaced every two monthsPackage Contents:1 x main brush3 x Filter4 x Side BrushesOnly 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.