Mighty Mule Single Slide Gate Opener for Heavy Duty Sliding Gates (MM-SL2000B) The MM-SL2000B is an access ready package that includes Battery, Radio Receiver, Entry Transmitter, AC Transformer, and all necessary mounting hardware for a standard installation For use on almost all types of slide gates weighing up to 1000-Pounds and up to 30-Feet in length (with a 20-Feet opening), including Chain Link, Wood, Tubular Steel, Ornamental and Wrought Iron gates Fully compatible accessory terminal block provides connections for Safety Loops, Wands, Intercoms, Card Readers and Phone Systems. NOTE: Dual (Double) systems require an SL2000B and an SL2200B. Adjustable: obstruction sensing Additional options compatible with the MM-SL2000B include: Solar Panels (At least 10-Watts of solar power needed to power this slide gate), 24 Amp Hour Battery Kit, Concrete Pad Mounting Kit