Biltek Automatic Sliding Gate Opener Hardware with 2x Wireless Remotes for Sliding Gates Up to 40ft long and 1400lbs - Driveway Security Gate Door Motor Chain Driven Operator Kit Automatic Sliding Gate Opener with 2x Wireless Remotes Sliding Gate Operator can open gates that are up to 40ft long and weigh 1400lbs! (Includes 20ft of Chain) Auto-Close Feature can be set to 12, 24, or 36 seconds with the option to disable Brand: Biltek | Adjustable Soft Start and Slow Stop Functions Pedestrian Mode can be used to open gate about 1-5 ft for people to pass through