Additional Details ------------------------------ Product description: ?Cameron Sino Cameron Sino is a brand focusing on sell battery, we aim at supplying high-quality professional battery products. ?Fit Modelr: Roomba 614, Roomba 615, Roomba 640, Roomba 652, Roomba 665, Roomba 670, Roomba 671, Roomba 675, Roomba 677, Roomba 680, Roomba 681, Roomba 685, Roomba 690, Roomba 691, Roomba 695, Roomba 696, Roomba 801, Roomba 805, Roomba 850, Roomba 860, Roomba 877, Roomba 890, Roomba 891, Roomba 895, Roomba 896, Roomba 960, Roomba 965, Roomba 980, Roomba 985 ?Compatible Models: 2130LI, 4374392, 4376392, 4462425, 4502233 ?Notice Before Purchase - Be carefully check the model number of your device and the part number of your original Battery to see if this Battery is compatible with your device. - A new battery will achieve its best performance after 2 or 3 complete cycles of charge discharge. - When you install it, be sure the connector has been properly connected to your device. - Do not use low quality third-party adapter charger to charge your device, that will shorten the battery's life. ?Contact us If you have any questions or any issues when using our product, please send us a message, we will reply you as soon as possible.