Replacement iRobot Roomba 650 Battery, Filter and 6-Arm Side Brush - Kit Includes 1 High Capacity Battery, 1 AeroVac Filter and 1 6-Arm Side Brush Replacement iRobot Roomba 650 Battery, Filter and 6-Arm Side Brush Please check your Roomba to make sure you are purchasing the correct parts 3500mAh, 14.4V, NI-MH One Year Warranty On Sale for a Limited Time!