Not applicable to the following models: RV700, RV720, RV750, RV750C, RV755, R101, R101ae. Shark ion robot’s innovative side brush can get deep into corners and edges. edges to remove more dirt and debris. The filter and brush are easy to clean. withdraw and to replace as part of daily maintenance. Replace the ion robot filter every 2-3 months to maintain the performance of the robot vacuum. Regularly replace the flexible mixing brush and the cleaning brush. hairs every 3 to 4 6 months. The accessory kit includes 1 main brush and 2 side brushes, 6 vacuum filters and 1 cleaning brush. Brand: Pakainn Manufacturer Part Number: WLJ-3178