" Brand: For iRobot Chemistry: Li-ion Model No.: Roomba500 Condition: Brand new Sub-Type: Replacement Battery Capacity: 6800mAh/6.8Ah Voltage (V): 14.4V Energy: 98Wh Item Weight: 440g Compatible Models: Roomba 500 series: Roomba 500 510 516 520 521 525 530 531 532 533 534 535 536 540 545 550 551 552 555 560 561 562 563 564 565 570 580 581 585 590 595 599 52708 26708 527e Roomba 600 series: Roomba 600 605 610 614 615 620 625 630 631 632 635 640 645 650 651 652 653 654 655 660 665 670 671 675 676 677 680 685 691 694 695 699 (not compatible with 690) Roomba 700 series: Roomba 700 760 761 765 767 770 774 775 780 785 790 R3Roomba 800 Series: Roomba 800 801 805 850 860 861 864 866 870 871 880 890 891 894 895 And other Roomba 500 600 700 800 series not listed (not perfect compatibility with 690) "