Features: * Works on all types of gates * Designed for gates that open in to property * Easy to install low voltage system, no electricity or welding required * Battery backup designed to work with an automotive or marine battery * Provides up to 225 cycles per day using transformer charger * Obstruction sensing enhances gate operation system * Adjustable gate activation alert and auto close * Moves gates up to 250 lbs. * UL approved What"s In The Box: * Mighty Mule FM200 Automatic Gate Opener