Upgraded with end detachable roller brushes cap to clean tangled hair from the ends. Compatible Model: Compatible with for AV2501S AV2501AE RV2502AE RV2520AOUS AV2510AOUS AV2511AE RV2610WA RV2610WD Robot Vacuum Cleaner. The three- side brush sweeps twice as much as the single- side brush during rotation, increasing cleaning capacity over the previous. Colour:As Shown Material:Plastic Package Contents: 1 * roller brush 4 * orange filter 1 * black filter 1 * Primary filter 8 * Side brush 2 sets * filter cotton 1 * cleaning brush Only the above package content, other products are not included. Note: Light reflection 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.