Cameron Sino 4000mah Battery For Irobot Roomba 614,615,640,652,665,670,671,675,677,680,681,685,690,691,695,696,801,805,850,860 - Digital Batteries - AliExpress
iRobot Roomba i et e Series Lithium Ion Battery
Amazon.com: for iRobot Roomba e e5 e6 e5150 e5152 e6198 and i i3 3150 i3+ 3550 i4 4150 i4+ 4552 i6 I7 i7158 i7+ 7150 7550 i8 Plus Replacement Lithium Ion Battery
Battery 3500 mAh compatible with Roomba series 500, 600, 700 and 800
Roomba 900 Series Original Battery (Lithium)
Lithium Ion Battery for Roomba® e & i series | iRobot
Roomba 900 Series Original Battery (Lithium 3300mAh)