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. When the door encounters obstacles during opening and closing, it can automatically stop or rebound: very safe. You can set the automatic closing time: to make your life easier. Reliable electromagnetic limit, easy to adjust. The built-in maximum motor running time (MRT) can be adjusted to provide multiple safety protections.1 x bolt / pin / nut / screw set. This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Garage Doors & Openers\Opener Systems". The seller is "germanniasuperstore" and is located in this country: US.
This item can be shipped to United States.