Virtual Wall Lighthouse for iRobot Roomba 500 Series

The Virtual Wall Lighthouse uses an invisible infrared signal to help Roomba 500 Series robots achieve the most efficient and thorough room-to-room cleaning possible. Contain Roomba in one room until the room is completely vacuumed before moving on to the next or block off-limit areas in your home. Compatible with 500 Series models 535 and up only.