Posted by a reviewer on Amazon

Pretty good has to be very close together to work properly

Posted by a reviewer on Amazon

It all started in the fall of the year dry fallen leaves blowing around in the street

Posted by a reviewer on Amazon

On my garage door there are electrical sensors about 4 inches from the floor to stop the door from closing in case something is between these sensors like a child or whatever and the door immediately stops

Posted by a reviewer on Amazon

In my case i closed the door late in the evening and leaves blowing into the garage set the sensors off

Posted by a reviewer on Amazon

I then installed a magnetic switch to illustrate the door was shut with 2 pin lights in the 12volt circuitry mounted in the frame of the ceiling light in the short hallway on the house side of the garage man door red and green showing door open and door closed

Posted by a reviewer on Amazon

About 2 years later the neighbor across the street backed his car into his garage door thinking it was all the way up it wasn’t a mechanical failure stopped the door about two feet from being entirely open

Posted by a reviewer on Amazon

His cost to replace the door was 1250

Posted by a reviewer on Amazon

I then installed a second magnetic switch on my door with a quarter size green light mounted on the front wall of the garage showing the door was completely up