Amazon.com: SPARKOLE 5300mAh Extended Life Lithium Ion Battery Compatible with iRobot Roomba 500 600 700 800 Series 880 770 650 655 870 760 780 790 645 595 585 561 560 550 531 861 864 866 775 780 : Home & Kitchen
Amazon.com: TREE.NB Long Life Battery for iRobot Roomba R3 500 600 700 800 900 Series 500 510 531 535 540 550 552 560 570 580 595 610 620 650 660 700 760 770 780 790 800 870 880 900 : Home & Kitchen
Amazon.com: TREE.NB Long Life Battery for iRobot Roomba R3 500 600 700 800 900 Series 500 510 531 535 540 550 552 560 570 580 595 610 620 650 660 700 760 770 780 790 800 870 880 900 : Home & Kitchen
Amazon.com: 5.2Ah Ni-MH Battery Compatible with iRobot Roomba R3 500 600 800 900 Series Vacuum 530 550 560 620 630 650 800 870 : Home & Kitchen
Lithium Roomba Replacement Battery for iRobot Roomba 980, 960, 895, 890, 860, 695, 690, 680, 675, 640, 614, 900, 800, 700, 600, 500 Series and Scooba 450, 4400mAh - CE Certified Battery Pack - Vacuum And Dust Collector Accessories - Amazon.com
Amazon.com: iRobot Roomba Authentic Replacement Parts - XLife Extended Life Battery - Compatible with Roomba 400 600 700 800 Series Robots : 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