Working with gates up to 1300 pounds and 40 feet in length, this sliding gate opener is a must have for your property. Its premium 280W electric motor smoothly and quietly slides your gate door open and closed at 42.5 feet per minute. Once open, the gate will automatically close behind you after a custom set time of 12, 24, or 36 seconds. The included infrared sensors will stop the gate from closing if anything gets in the way or allow partial opening to let one person enter. The remote controls are effective up to 100 feet while the manual override keys serve as a reliable backup.What are you waiting for? You are only a driveway gate opener away from improved property value and a safer, more convenient tech-empowered life!.