- Brand: Robot - Function: Obstacle avoidance sensor Thank you for viewing. This is a single iRobot Dual Virtual Wall unit. It came with the purchase of an iRobot, so it is a genuine product. It works without any problems. ■ Product Dimensions (per unit): Depth 45 x Width 45 x Height 107 (mm) ■ Product Weight (per unit): Approx. 76g ■ Individual Package Dimensions: Depth 75 x Width 80 x Height 120 (mm) ■ Individual Package Weight: Approx. 175g The virtual wall that prevents Roomba from entering has evolved and become even more convenient. It creates an invisible infrared wall in places where you want to restrict Roomba's entry, such as entrances without steps. You can also avoid areas like pet water bowls with the "Halo Mode," which creates a circular no-entry zone. ■ Examples of Use: ・To partition a large space. ・To avoid water areas such as kitchens and washrooms. ・Places where you are concerned about the risk of falling, such as stairs and open ceilings. ・Objects that are difficult to move or places where Roomba is difficult to operate. ※ This product is exclusively for Roomba 900 series, 800 series, 700 series, and 600 series. Please note that it cannot be used with the incompatible 500 series, Roomba Red, Roomba Discovery, and Roomba Scheduler. ■ Compatible Models: s9+, i7+, i5+, i3+, i7, i5, i3, i2, e5, 985, 980, 960, 961, 893, 892, 891, 890, 885, 880, 878, 876, 875, 871, 870, 694, 693, 692, 691, 690, 680, 671, 654, 643, 642, 641, 631, 630, 629, 628, 627, 626, 625, 624, 623, 622, 621, 620, m6