Amazon.com - iRobot Roomba j7+ (7550) Self-Emptying Robot Vacuum – Avoids Common Obstacles Like Socks, Shoes, and Pet Waste, Empties Itself for 60 Days, Smart Mapping, Works with Alexa
User manual iRobot Roomba 776 (English - 9 pages)
iRobot Roomba 760 - YouTube
Amazon.com: SPARKOLE 14.4V 5200mAh Lithium Ion Battery Compatible with iRobot Roomba 980, 960, 690, 600, 700, 800, 900 Series 985 970 965 895 890 860 695 692 680 675 640 614 : Home & Kitchen