Amazon.com: iRobot Roomba Authentic Replacement Parts - Lithium Ion Battery for Roomba® e & i Series Robot Vacuums : Home & Kitchen
Amazon.com: iRobot Roomba Authentic Replacement Parts - XLife Extended Life Battery - Compatible with Roomba 400 600 700 800 Series Robots : Home & Kitchen
Amazon.com: Mighty Max Battery 14.4v NiCD Battery Replacement for iRobot Roomba 563, 561, 551 : Home & Kitchen
Amazon.com: 14.4V 4.5Ah Replacement Battery for Roomba Compatible with Roomba Battery R3 500 600 700 800 900 Series 500 510 531 535 540 550 552 560 570 580 595 620 650 660 700 760 770 780 790 800 900 with brush : Home & Kitchen
Amazon.com: Mighty Max Battery 14.4v NiCD Battery Replacement for iRobot Roomba 563, 561, 551 : Home & Kitchen
Amazon.com: 14.4V 3200mAh i7 Battery Replacement for iRobot Roomba e and i Series, Large Capacity Battery Compatible with Roomba i7 i7+ i8 i6 i4 i4+ i3 i3+ i7158 J7 7150 7550 and