14.4v 12800mah Replacement Ni-mh Battery For Irobot Roomba 500 600 700 800 Series For Roomba 880 760 530 555 560 581 620 650 - Rechargeable Batteries - AliExpress
Amazon.com - iRobot Roomba Authentic Replacement Parts - Roomba 1800 Lithium Ion Battery - Compatible with Roomba 960 895 890 860 695 680 690 675 640 614 -
Amazon.com: 1800mAh 1800LI Battery for iRobot Roomba 985/980/965/960/900/896/895/891/890/880/870/860/850/805/801/800/790/780/770/760/700/696/695/690/680/675/670/660/640/620/615/614/600/595/580/550/510 14.4V 26Wh : 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: 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
Roomba Battery. 30 € + VAT (iRobot compatible)
Amazon.com: iRobot Roomba Authentic Replacement Parts - XLife Extended Life Battery - Compatible with Roomba 400 600 700 800 Series Robots : Home & Kitchen