The Virtual Wall Lighthouse uses an invisible infrared signal to help iRobot Roomba achieve the most efficient and thorough room-to-room cleaning. Contains Roomba in one room until the room is completely vacuumed then directs Roomba to clean the next room. Also blocks off-limit areas in your home. For use with Roomba 500 Series models 535 and up.

Specifications
Weight(ea.): 0.4 lb.
Dimensions(in.): 4.5 L x 3 W x 4 H
UPC: 886511002760
Has Retail Packaging?: No