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iRobot Roomba i7, i7+, e5, e6 Battery: Replacement Part
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Warning! Avoid Cameron Sino batteries! They have a defect that causes them to be incompatible with the Roomba i7. : r/roomba
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How to Replace the Battery in the iRobot Roomba i7 / i7+ - YouTube
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iRobot Roomba i7 Plus Battery Replacement - iFixit Repair Guide
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