Applicable model: The accessories set is suit for ECOVACS DEEBOT N20 Plus vacuum cleaner, please confirm your robot vacuum cleaner model before purchase Package includes:One main brush, four filters, four mop pads, six side brushes and a clean brush Function of accessories: The main brush is easy to disassemble and clean the hair curled up on the roller brush. Side brush can clean the dust in the corners. The filter can effective blocks of small particle dust. The mop pad can remove stubborn stains,it can be hand washable and machine washable. Warm Tips: To keep your robot operating good and ensure cleaning efficiency, depending on the frequency of use, we recommend to replace the robot vacuum accessories every two or three months Satisfactory Service:Thank you for supporting on us, if you have any questions about the product, please contact us and we will reply within 24 hours to help you solve any problems Warm Tips: To keep your robot operating good and ensure cleaning efficiency, depending on the frequency of use, we recommend to replace the robot vacuum accessories every two or three months