iRobot Roomba Dual Virtual Wall. ◆ Condition: Unused, stored at home ◆ Compatible models: s9+, i7+, i5+, i3+, i7, i5, i3, i2, e5, 900 series, 800 series, 600 series, m6 Included when purchasing the Roomba i7 series. Compatible models according to the official website are shown in photo 5. Product number: 4491744 Creates an invisible infrared wall to restrict Roomba or Braava from entering areas like doorways without steps. Also, the "Halo Mode" creates a circular no-entry zone, allowing you to avoid areas like pet water bowls. Retail price: ¥8250 #Roomba #iRobot #roomba #VirtualWall #AreaSensor #Area #AreaSpecification #Parts #Supplies