Chamberlain Elite RoboSwing R900 Residential Swing Gate Operator Elite Access Systems, Inc. presents ROBO Swing R900™, the light-duty commercial gate operator, specifically designed for limited commercial applications, single family house,residential complexes of 15 units, or ranches. The elite gate operator is engineered to handle a maximum of 250 cycles a day with plug-in transformer on a gate up to 400 lbs. and 16 feet in length, this unique gate operator can be used as a wireless unit through the solar power system. RoboSwing R900™ uses only a 12 volt, 7 amp hour battery that can be charged either through the solar panel or plug in transformer. This super quiet operator functions with a continuous cycle DC motor and dual gear reducers. Equipped with an automatic closing timer, two-way reversing sensor and electronic shut-off system (Electric Clutch System), RoboSwing R900™ is capable of accepting a safety loop system. The no power failure function is the most unique feature of this operator, making the RoboSwing R900™ one of the most advanced gate operators in the world today.