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
Kingsener 1800LI Li-ion Battery For iRobot Roomba 985 980 960 880 Series - BatteryMall.com
Amazon.com: 6400mAh Lithium ion Replacement Battery Compatible with iRobot Roomba R3 500-900 Series 510 520 530 540 550 560 570 580 600 610 630 650 660 700 760 780 800 870 880 900 980 Battery for iRobot Roomba : Home & Kitchen
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Amazon.com: DGTEC New for iRbot Roomba 960895890860695680690675640614 Series Lithium Ion Battery 4376392 4INR 1965-2 (14.4V 48Wh3300mAh) : Home & Kitchen