Amazon.com: iRobot Roomba Authentic Replacement Parts - XLife Extended Life Battery - Compatible with Roomba 400 600 700 800 Series Robots : Home & Kitchen
Battery XLife 2200 mAh battery for iRobot Roomba series 600, 700, 800 (Original)
Battery pack for iRobot Roomba 520 (3300mAh, 14.4V, Ni MH)|Laptop Repair Components| - AliExpress