Worx Robotic Landroid Anti-Collision System for WR140, WR143, WR150 and WR153

Landroid anti collision system (ACS) gives your Landroid 20/20 Vision. Armed with auto-pilot technology, Landroid steers clear of the same obstacles other robotic mowers bump into. It uses automotive-grade Ultrasonic Sensors to detect and Dodge pesky obstacles in its path. So unlike other mowers, it can navigate your yd without collisions.