XLife batteria per iRobot Roomba serie 600, 700, 800 (originale)
1x Batteria 3000mAh per iRobot Roomba Combo, 4720110 | eBay
Amazon.com: iRobot Roomba Authentic Replacement Parts - XLife Extended Life Battery - Compatible with Roomba 400 600 700 800 Series Robots : Home & Kitchen