Amazon.com: Tenergy 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 : Home & Kitchen
Amazon.com - Replacement for iRobot Roomba 550 Battery and Filter - Kit Includes iRobot 1 Battery and 1 Filter
Amazon.co.jp: [Genuine Product] iRobot Roomba Lithium Ion Battery and 800,900 Series Compatible Filters (2 Pieces) Set (Compatible with 800/900 Series) : Home & Kitchen
Amazon.com: NASTIMA 14.8V 5000mAh Lithium ion Replacement Battery Compatible with iRobot Roomba 960/895/890/860/695/680/690/675/640/614, Replace The Original 1800mAh Lithium ion Battery : Home & Kitchen