iRobot Roomba Battery 4500mAh Replacement NiMH Battery for Roomba 500, 550, 560, 580, 600, 614, 630, 650, 660, 700, 770, 800, 880, 900, 980 Series and More - Walmart.com
Amazon.com: 1800LI Replacement Parts Battery for iRobot Roomba 985/980/960/600/700/800 Series Robots 614/615/640/652/665/670/671/675/677/680/685/690/695/790/780/770/760/700/801/805/850/860/877/890/891/895 : Home & Kitchen