The replacement parts kit compatible with for RV2820ZE RV2820YE RV2800YE AV2800ZE RV2800ZEUS AV2810ZE AV2810YS RV2810YS UR2850YS UR2850YEUS UR2860YS UR2860YEUS Robot Vacuum Cleaner. RV2820ZE hepa filter can effectively filter fine particles such as dust in the air, significantly extending the life of the robot vacuum cleaner. The RV2820ZE RV2820YE replacement parts easy to replace and install working. We recommended to replace the brush and filter every 2-3 months, also depending on the frequency of use, to keep the RV2820YE vacuum working with high performance and to extend your vacuum cleaner life. Please note that there is a slight color difference or discrepancy in kind, it does not affect the use, please do not mind, thank you! Colour:As Shown Material:Plastic Package Contents: 1 x Self-Cleaning Roller Brush 3 x HEPA Filter 3 x Mop Pads 8 x Side Brush 1 x Pre-Motor Foam 1 x Pre Filter 1 x Black Filter 1 x Cleaning Tool 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.