Strongway Single-Swing Automatic Gate Opener - 12ft.L, 450-Lb. Capacity Designed for swing gates weighing up to 450 lbs. or up to 12ft. long Ideal for chain link, vinyl and tube gates in light-wind environments PCB board is in control box, for easy disassembly and maintenance without harming the integrity of the arm Solar compatible, great for rural environments Designed for gates that open into or out from property