Buy Wholesale China Vacuum Cleaner Irobot Roomba Battery 14.4v 3500mah Ni-mh Robot Battery Pack For Roomba 400 Series & Vacuum Cleaner Irobot Roomba Battery 14.4v 3500mah at USD 15.5 | Global Sources
Amazon.com: T POWER 22V Charger for IRobot Roomba 400 500 600 660 670 700 760 770 780 790 880, 400, 500, 600, 700, 800 Series Vacuum Cleaner Full Range of Sweeping Machines Ac Dc Adapter Power Supply : Electronics