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 -
Nastima 14.8v 5000mah Li-ion Battery For Irobot Roomba 960/895/890/860/695/680/690/675/640/614 Replace Original 1800mah Battery - Rechargeable Batteries - AliExpress
Vacuum Cleaner Battery For Irobot Roomba E Series And I Series Roomba I7 I7 + E5 E6 7150 7550 E5150 E5152 4624864 Abl-d1 - Rechargeable Batteries - AliExpress
iRobot Roomba Series 500, 600, 700, 800, and R3 Battery