4500 mAh Roomba battery compatible with 500, 600, 700 and 800 mAh battery
How To Remove Battery | Roomba® 700 series | iRobot® - YouTube
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Lithium Ion Battery for Roomba® S9 Robot Vacuum | iRobot
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New OEM iRobot Roomba j7 j7+ High Capacity Lithium Ion Battery 2410mAh - ABL-D2 | eBay