MIGHTY MAX BATTERY 14.4V NiCD Replacement Battery for Roomba 500 600 700 Series APS 555 595 620 630 650 660 790 MAX3484026 - The Home Depot
Amazon.com: Accessory for Irobot Roomba 600 610 620 650 Series Vacuum Cleaner Replacement Part Kit - Includes 3 Pack Filter, Side Brush, and 1 Pack Bristle Brush : Home & Kitchen