General description New, high-quality materials that are well-made and highly compatible with the original equipment. These clean accessories enable your home robot to maintain optimal performance while effectively reducing dust, pollen, and other allergens from the air you breathe. Technical specifications Material: Plastic Color: As shown Package Contents: 2 x main brush 4 x side brush 4 x filter 2 x cleaning brush Measurement allowed error: +/- 1-3 cm Usage To achieve the best cleaning and filtration effect, it is recommended to replace the cleaning accessories every 2-3 months, depending on the frequency of use. The function of the sweeping robot filter is to filter dust, dirt, and other impurities inhaled by the sweeping robot, keeping it clean and running normally. The filter also prevents dust and dirt from entering the robot's motors and other parts, extending the robot's lifespan.