iRobot Roomba Virtual Wall 1 Robotic Vacuum Replenishment Kit Twilight Gray Cabinet 000 PSI for clogged fittings '3798823 000 PSI for clogged fittings and cold weather use Henfield Matte White Outdoor Wall Lantern 1 Pack dual mode virtual wall barrier gives you greater control over where your robot cleans Virtual wall mode keeps your robot in the rooms you want cleaned and out of the ones you don't Halo mode keeps your robot away from items you want to protect Series Name Roomba Virtual Wall Type Robotic vacuum replenishment kit Total Number of Pieces 1 Warranty 1 year limited CA Residents: Prop 65 Warning(s) No Brand Model Compatibility Compatible with all Roomba 500