Amazon.com: iRobot Authentic Replacement Parts - Dual Mode Virtual Wall Barrier (2-Pack) : Home & Kitchen
Got this roomba as a gift. Also received these lighthouses from another friend… are they compatible??? How do I get them to work? When I put batteries in lighthouse the led flashes
Virtual Wall for Roomba iRobot
iRobot Dual-Mode Virtual Wall Barrier for Select Roomba Vacuums 4636429 - Best Buy