Replacement Battery for Roomba 500 600 700 Series APS Battery 555 595 620 630 650 660 790" - Walmart.com
600 Series Owner's Guide
Amazon.com: iRobot Roomba 694 Robot Vacuum-Wi-Fi Connectivity, Personalized Cleaning Recommendations, Works with Alexa, Good for Pet Hair, Carpets, Hard Floors, Self-Charging, Roomba 694 : Office Products