iRobot Authentic Replacement Parts- Dual Mode Virtual Wall Barrier Compatible with Roomba 600/700/800/900 Series,Black - 4636429
Brand: iRobot
Color: Black
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, like your pet's food and water bowls
Low battery indicator
Quick and easy set-up