DC535-3/DC655-3 AUTOMATIC BARRIER BOOM GATE Using the occasion Mainly used for parking and road toll gate. Main features For control and management of parking lots, toll gates and more applications. Sine lever drive mechanism ensures quick opening and closing of the boom with soft landing. Oil immerged gear reducer. The unique transmission system ensures higher output torque. Auto-stop in the event of obstruction.Open (up) priority. Powerful balance spring. Self-locking in closed position. Manual release handle in case of power failure. Wiring terminals for red green alarm lamp, loop detector and infrared photocells.