This kit works for all gates up to 40ft long and weighing 1400lbs. Control it very easily using the 4 button remote. The options are open, close and stop. The gate must be on level ground and cannot operate on an incline. This system features an auto-close option. You can set the gate to close 12, 24, or 36 seconds after it opens. You can add up to 23 extra remotes that can control this system. It features 2 main safety systems: the RF Hopping Code Technology prevents your remote code from being accessed by others. In the event of a power outage or emergency you may also use manual release key. Note:The gate must be on level ground and cannot operate on an incline. Maximum Gate Weight: 1400lbs. Maximum Gate Length: 40ft (includes 20ft of chain). Power Supply: 110V AC, 60Hz. Gate Move Speed: 43ft/min (8.5/second). Remote Control Range: 100ft (Frequency: 433.92 MHz). Output Shaft Height: 48mm. Limit Switch: Magnetic Limit Switch. Max # of Remotes 25. Duty Cycle: S2, 15 Minutes. Operating Temperature: -4°F+122°F (-20°C+50°C). The item “1400lbs Automatic Sliding Gate Opener Door Hardware Kit Security System” is in sale since Tuesday, March 24, 2015. This item is in the category “Home & Garden\Home Improvement\Building & Hardware\Garage Doors & Openers\Garage Door Opener Systems”. The seller is “orionmotortech” and is located in Memphis, Tennessee. This item can be shipped to United States.