New ABL-B Battery 3300mAh For iRobot Roomba S9 / S9+ S9550 9550 Robot Vacuum | eBay
How To Replace the Lithium-Ion Battery | Roomba® s9 | iRobot® - YouTube
New ABL-B Battery For iRobot Roomba S9 9150 + S9+ 9550 Robot Vacuum Series | eBay
S9+ went to empty itself, heard a loud bang, and it no longer works, makes the noise but no suction. lots of plastic bits by the motor. less then a year old