Amazon.com: ANTRobut 4500mAh 14.4V NI-MH Replace Battery for iRobot Roomba R3 500 600 700 800 900 Series Robot Vacuum Cleaner (with roomba Replacement Parts) : Home & Kitchen
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: for iRobot Replacement Parts Roomba Lithium Ion Battery Compatible with Roomba 960/895/890/860/695/680/690/675/640/614 4376392 Series 4INR 19/65 14.4V 1800mAh/26Wh (3300mah) : Home & Kitchen
Amazon.com: GUSHINE 3500mAh NiMH Battery for iRobot Roomba R3 500, 600, 700 & 800 Series, 3.5Ah 14.4V Advanced Power System (APS) Battery Replacement 500 550 630 650 770 780 880 and More : Home & Kitchen
Amazon.com: NASTIMA 14.4V 4400mAh Lithium ion Replacement Battery Compatible with iRobot Roomba 600 700 800 900 Series 614 615 675 680 690 694 760 780 790 805 880 890 895 960 980 985 : Home & Kitchen
Amazon.com - iRobot Roomba Authentic Replacement Parts - iRobot 700 Series HEPA Replenishment Kit for Roomba Robotic Vacuum Cleaner - Household Vacuum Parts And Accessories