Battery ABL-D1 for iRobot Roomba e5 e6 i7 i7+ 7150 7156 7158 7550 7558 i8 Plus
For iRobot Roomba e5 e6 i3 i4 i6 i7 i7+ i8 7150 7550 e5158 e6198. Remove the old battery, carefully install the new battery on the battery box, tighten the screws, and then connect the wires of the new battery.