General description Replacement set of 3 high-efficiency filters compatible with Roomba 800 and 900 series. These filters ensure your robot vacuum operates at peak performance, effectively filtering particles during cleaning. Technical specifications Compatible with Roomba models: 801, 805, 850, 860, 865, 866, 870, 871, 875, 876, 877, 880, 885, 886, 890, 891, 895, 896, 960, 965, 966, 970, 971, 976, 980, 981, 985, 990 Includes 3 filters Usage It is recommended to change the filters every 3 to 4 months to maintain optimal cleaning performance and prevent potential damage to your iRobot Roomba. Other information