Powerextra Upgraded 5500mAh 14.4v Lithium-ion Replacement Battery Compatible with iRobot Roomba 500, 600, 700, 800, 900 Series Roomba Battery (1 Pack) Battery Type: lithium / Voltage:14.4V / Capacity:Upgraded 5500mAh. High capacity for your iRobot machine, full charge can use more than 5 hours. This battery widely compatible with iRobot Roomba 500 600 700 800&900 Series. Easy install and it fits perfectly. Keep your Roomba cleaning up all the cat hair, cat litter and whatever else was on the floor Safeguard features against incorrect voltage, short circuit, internal overheating. All Powerextra products come with a 30-day money back and a 12-month limited seller's guarantee against manufacturer defects from date of purchase, and 24 hours' friendly customer service! iRobot Roomba 510 iRobot Roomba 530 iRobot Roomba 531 iRobot Roomba 532 iRobot Roomba 533 iRobot Roomba 535 iRobot Roomba 536 iRobot Roomba 540 iRobot Roomba 545 iRobot Roomba 550 iRobot Roomba 551 iRobot Roomba 552 iRobot Roomba 560 iRobot Roomba 561 iRobot Roomba 562 iRobot Roomba 570 iRobot Roomba 580 iRobot Roomba 581 iRobot Roomba 585 iRobot Roomba 595 iRobot Roomba 600 iRobot Roomba 610 iRobot Roomba 614 iRobot Roomba 620 iRobot Roomba 630 iRobot Roomba 650 iRobot Roomba 653 iRobot Roomba 654 iRobot Roomba 660 iRobot Roomba 690 iRobot Roomba 700 iRobot Roomba 760 iRobot Roomba 770 iRobot Roomba 780 iRobot Roomba 790 iRobot Roomba 800 iRobot Roomba 805 iRobot Roomba860 iRobot Roomba 870 iRobot Roomba 880 iRobot Roomba 890 iRobot Roomba 960 iRobot Roomba 980