iROBOT Roomba Home Base Dock with Charging Adapter for 400 Series No Cord | eBay
iRobot Roomba 400 Series, Top Cover with Sensor and Handle | eBay
PowerExtra 14.4v Replacement Battery for Roomba 400 Series 4905 | eBay
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
iRobot Roomba Original Discovery 400, 410, 416 Battery Replacement - HHD10000 at Batteries Plus
Amazon.com - iRobot Self-Charging Home Base 4931 (Compatible with iRobot Dirt Dog, iRobot Roomba 400 Series and Discovery Series) - Robotic Intelligent Vacuums