Weight of each gate: 850 lb (300 kg) Max. Width of each gate: 13 ft (3.5 m) - Auto-closing duration: programmable (from 0 to 99 seconds) - Ambient temperature: -4F (-20C) +122F (+50C).Your satisfaction is our priority! Please be noted that, this service is more recommended for Monday-Thursday orders. This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Garage Doors & Openers\Opener Systems". The seller is "gudcraft" and is located in this country: US. This item can be shipped worldwide.