General description Designed specifically for J20, W20, and W20 Pro robotic vacuums, this main side brush kit ensures a perfect fit and function. It is an essential upgrade for anyone looking to maintain their appliance in top condition. Technical specifications Model: For J20 / W20 / W20 Pro Material: Plastic Package Contents: 1 x main brush, 4 x side brushes, 4 x filters, 4 x dust bags, 4 x activated carbon filters Measurement allowed error: +/- 1-3cm Maintenance Recommendations To maintain optimal performance, it is advised to clean the brushes regularly and replace them every 1-2 months, depending on usage frequency. This routine ensures your vacuum operates efficiently. Installation The installation process is designed for hassle-free setup without the need for additional tools. The user-friendly design allows for quick and easy replacement, making maintenance a breeze and saving you time.