General description New, high-quality materials ensure that this vacuum cleaner accessory set is well-made and highly compatible with your equipment. Clean accessories enable your home robot to maintain optimal performance while reducing dust, pollen, and other allergens from seeping into the air you breathe. The cleaning accessories are easy to remove and replace as part of routine maintenance, and it is recommended to replace them every 2-3 months depending on usage frequency. Technical specifications Material: Plastic Package Contents: 3 sets of main brushes, 6 side brushes, 6 filters, 2 cleaning brushes Measurement allowed error: +/- 1-3 cm Usage The function of the sweeping robot filter is to filter dust, dirt, and other impurities inhaled by the sweeping robot, keeping the robot clean and running normally. The filter also prevents dust and dirt from entering the robot's motors and other parts, thereby extending the robot's lifespan.