Replacement iRobot Roomba 545 Pet Series Battery, Filter, Bristle Brush, Flexible Beater Brush, 3-Arm Side Brush, Brush Cleaning Tool - Kit Includes 1 High Capacity Battery, 3 AeroVac Filter, 1 Bristle Brush, 1 Flexible Beater Brush, 1 3-Arm Side Brush, 1 Brush Cleaning Tool Replacement iRobot Roomba 545 Pet Series Battery, Filter, Bristle Brush, Flexible Beater Brush , 3-Arm Side Brush and Brush Cleaning Tool For Newer Version of the Roomba 545 Pet Series. 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!