PRODUCT OVERVIEWThe SYSLM6 magnetic loop together with metal mass detector model FJCD621 is a security device that prevents the barrier arm to go down if a vehicle is beneath it. It also sends the order to close the barrier once the vehicle has passed.PRODUCT TYPEAccess ControlKEY FEATURES Prevents Barrier From Lowering on Stationary Vehicles Automatic Close Command After Vehicle Passage Compatible With Standard Cars and Pickup Trucks Advanced Safety Solution for Parking Facilities Easy Installation With Video Guide Support 6.6 ft x 3.3 ft Loop for Precise Vehicle Detection TECHNICAL SPECIFICATIONS Brand: Accesspro Model: SYS-LM6 Product Type: Networking Accessories Prevents Barrier From Lowering on Stationary Vehicles Automatic Close Command After Vehicle Passage Compatible With Standard Cars and Pickup Trucks Advanced Safety Solution for Parking Facilities Easy Installation With Video Guide Support 6.6 ft x 3.3 ft Loop for Precise Vehicle Detection INTENDED USE / APPLICATIONS Professional networking and communications deployments Commercial, institutional, or industrial installations Use with compatible equipment according to manufacturer specifications