Automatic Dual Arm Swing Gate Opener Kit 700lbs Remote Control DC Motor Durable

  
Slow Start and Slow Stop: High Safety. When the Door Encounters Obstacles During Opening and Closing, It Can Automatically Stop or Rebound: Very Safe. You Can Use the Clutch Key to Open and Close the Door Manually When the Power Is off: There Is Also a Way to Open and Close the Door When the Power Is off.