Amazon.com: Synergy Digital Vacuum Cleaner Battery, Works with iRobot Roomba 531 Vacuum Cleaner, (Ni-MH, 14.4, 2800mAh) Ultra High Capacity Battery : Home & Kitchen
Batéria do vysávača iRobot Roomba 900, 966, 980 - 4000mAh 14,4V Li-lon za 57,99 € - iBatérie.sk
MAXIMUM BATTERY for ROOMBA 520 521 530 531 533 540 550 551 560 561 562 563 758381955883 | eBay
Replacement LI-ION battery for Irobot Roomba vacuum cleaner