CyberTech Ni-Mh Replacement Battery for iRobot Roomba 500 Series 500 510 530 531 532 533 535 536 540 545 550 552 560 562 570 580 581 585 595 600 620 630 650 660 700 760 770 780 790 800 870 880 &#10004;Brand New Replacement Product, Works as Genuine Parts. Easy to charge and connect APS battery compatible with all Roomba 500&600&700&800 series &#10004;Safeguard features against incorrect voltage, short circuit, internal overheating &#10004;Easy install and it fits perfectly.Keep your Roomba cleaning up all the cat hair, cat litter and whatever else was on the floor &#10004;High quality, high capacity battery for longer running time.convenient to use &#10004;Fully compatible with your vacuum cleaner, give you an amazing using experience.