Conrad energy Vacuum cleaner battery Replaces original battery Roomba 500 D 14.4 V 3000 mAh IRobot | Conrad.com
14.4V 3000mAH Ni-MH Replacement Battery for iRobot 500 600 700 Series Vacuum Cleaner Rechargeable Battery Pack - buy at the price of $11.84 in aliexpress.com | imall.com
Synergy Digital Vacuum Cleaner Battery, Works with iRobot DISCOVERY Vacuum Cleaner, (Ni-MH, 14.4V, 3000 mAh) Ultra High Capacity Battery - Walmart.com
Amazon.com: Synergy Digital Vacuum Cleaner Battery, Works with iRobot Roomba 4150 Vacuum Cleaner, (Ni-MH, 14.4V, 3000 mAh) Ultra High Capacity Battery : Home & Kitchen
USED AUTHENTIC IROBOT XLife Extended Life Battery DC 14.4V 3000mAh Ni-MH $30.00 - PicClick
China Rechargeable Battery Pack Ni-MH 14.4V 3000mAh for Irobot Roomba 500 550 560 570 610 780 - China Original Replacement, Sweeper Robot Battery