supports gate length up to 12 feet and gate weights up to 300 pounds. weather resistant steel enclosure and high-starting torque motor with built-in overload protection ensure strong, dependable performance. UL325 compliant. built-in radio receiver. inherent obstruction sensing. external obstruction sensing. advanced dual gate operation. timer to close. emergency stop button. LED indicators. surge and spike protection. and much more. call for more details.