Amazon.com - iRobot Roomba 980 Robot Vacuum-Wi-Fi Connected Mapping, Works with Alexa, Ideal for Pet Hair, Carpets, Hard Floors, Power Boost Technology, Black (Renewed) -
iRobot Roomba 870 Main Wheel Replacement - iFixit Repair Guide
User manual iRobot Roomba 870 (English - 36 pages)
User manual iRobot Roomba 870 (English - 36 pages)