Super Power Supply&reg; AC / DC Adapter Charger Cord for Irobot Roomba 500 510 530 532 535 540 545 550 552 560 562 570 580 581 582 585 595 600 620 630 650 660 700 760 770 780 790 880 R3 80501 APS #80701 22.5V 1.25A Battery Plug Power