iRobot Roomba Authentic Replacement Parts - Dual Mode Virtual Wall Barrier Compatible with Roomba 600 700 800 900 Series Description iRobot Authentic Replacement Parts- Dual Mode Virtual Wall Barrier - Compatible with all Roomba models. Features: Virtual wall mode keeps your robot in the rooms your 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 Quick and easy set-up Low battery indicator Compatible with all rooms 500, 600, 700, 800 and 900 series robots and scuba 400 series robots Product Details: Brand: iRobot Model Name: Two Modes Color: Black Product Dimensions: 1.8"L x 1.8"W x 4.4"H Included Components: 1 Dual Mode Virtual Wall Barrier, 2 AA Batteries Brand: iRobot Model Name: Two Modes Color: Black Product Dimensions: 1.8"L x 1.8"W x 4.4"H Included Components: 1 Dual Mode Virtual Wall Barrier, 2 AA Batteries Filter Type: Cartridge Power Source: Battery Powered Form Factor: Robotic Item Weight: 6 ounces Manufacturer: irobot Country of Origin: China Item model number: 4469425 Batteries: 2 AA batteries required. (included) Is Discontinued By Manufacturer: No Specific instructions for use: Dual Action Assembly required: No Number of pieces: 1 Batteries required: Yes