Do you smell that

which can be adjusted depending on the floor's surface

Full Access

all parts snap together

which can be adjusted manually

iRobot Slim Line Virtual Wall Miele Coffee Machines & Accessories Do you smell that[custom_html] A virtual wall keeps your Roomba or Dirt Dog cleaning only where you want it. Keep your iRobot cleaning robot out of off limit areas. The virtual wall emits an adjustable infrared beam that your robot will not cross. Each virtual wall needs 2 D batteries, which are not included. This virtual wall is compatible with iRobot Dirt Dog, Roomba 400 Series (excluding 43501 & 44001), Discovery Series, and Original Series. [ custom_html]