User manual iRobot Roomba 680 (English - 14 pages)
iRobot Roomba 500 and 600 Series Testing & Diagnostics - YouTube
iRobot Roomba Authentic Replacement Parts - Roomba Integrated Dock Charger with North American Line Cord - Compatible with Roomba 500 600 700 800 900 Series Robots - 4452369 , Black: Amazon.com: Industrial & Scientific