iRobot issues warning for select Roomba i7+ docking stations over potential short circuiting | TechCrunch
Roomba i7+ Robot Vacuum – iRobot
Amazon.com - iRobot Roomba i7+ (7550) Robot Vacuum with Automatic Dirt Disposal - Empties Itself for up to 60 Days, Wi-Fi Connected, Smart Mapping, Works with Alexa, Ideal for Pet Hair, Carpets,