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 Roomba e e5 e6 e5150 e5152 e6198 and i i3 3150 i3+ 3550 i4 4150 i4+ 4552 i6 I7 i7158 i7+ 7150 7550 i8 Plus Replacement Lithium Ion Battery
Rebuild your own Lithium Batteries Roomba Robovac - YouTube
New Genuine iRobot Roomba Lithium Ion Battery i7 i7+ j7 j7+ i8 i8+ /Plus ABL-D1 | eBay
DC 14.4V 1800mAh 26Wh 1800LI Replacement Parts for iRobot Roomba 1800 Lithium Ion Battery- Compatible with Roomba 960/895/890/860/695/680/690/675/640/614 - Walmart.com