Perfect compatibility: Suitable for Robot Vacuum Cleaner M40 accessories, ensuring a perfect match with your robot vacuum cleaner, so that your device continues to operate at its best. Comprehensive maintenance kit: Replacement parts are designed to extend the life of the robot vacuum cleaner and maintain its efficient performance. Simple installation process: No professional skills are required, and installation can be completed in just a few simple steps to get your robot vacuum cleaner back to work quickly. Regular replacement, excellent efficiency: In order to keep your robot vacuum cleaner in optimal working condition, it is recommended to replace consumables regularly. This not only ensures the cleaning effect, but also extends the overall life of the robot vacuum cleaner. The accessory contents can be easily removed and replaced as part of daily maintenance. It can also reduce the infiltration of dust, pollen and other into the air you breathe. For optimal cleaning and filtering effects, the cleaning accessories should be replaced every 2-3 months depending on the frequency of use. Colour:As Shown Material:Plastic Package Contents: 6 * edge brush 4 * filter screen 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.