General description For Combo J7+ J9+ Plus Hepa Filter Mop Cloth Dust Bag is designed with new, high-quality materials that are well-made and highly compatible with the 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. Regular maintenance is simplified with easy-to-remove and replace accessory contents. Technical specifications Material: Plastic Package Contents: 2 sets of main brushes, 8 side brushes, 8 filters, 8 mop cloths, 8 dust bags 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 filter's function is to capture dust, dirt, and other impurities inhaled by the sweeping robot, ensuring it operates cleanly and efficiently while extending its lifespan. Other information Note: Light reflection and