How to Replace the Battery | Roomba® 600 series | iRobot® - YouTube
Amazon.com: iRobot Roomba Authentic Replacement Parts - XLife Extended Life Battery - Compatible with Roomba 400 600 700 800 Series Robots : Home & Kitchen
Roomba 500 600 700 800 serien til iRobot - 3500 mAh - Batterier Robotstøvsuger - BatteryStore & More