Tips: Since the plugs of charging seats are divided into two types, one is with power adapter and the other is without power adapter, so we ship them at random. Some other charging seats may have slight appearance defects.If you mind, please don't buy them.Product Description:Plug Type: US Plug, it applies to Canada,India,Japan,Mexico,Thailand,the United States,the Philippines and so on.Compatible with iRobot Roomba 527 510 520 530 550 551 560 570 580 527e 528 529 595 601 602 610 620 630 650 655 664 694 760 770 780 790 805 860 861 864 870 871 880 885 890 891 960 964 980 981