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Amazon.com: SPARKOLE 14.4V 5200mAh Lithium Ion Battery Compatible with iRobot Roomba 980, 960, 690, 600, 700, 800, 900 Series 985 970 965 895 890 860 695 692 680 675 640 614 : Home & Kitchen
Amazon.com: NASTIMA 14.8V 5000mAh Lithium ion Replacement Battery Compatible with iRobot Roomba 960/895/890/860/695/680/690/675/640/614, Replace The Original 1800mAh Lithium ion Battery : Home & Kitchen