Lower is easy to stand above with a foot on either side.
Garage door sensorkits.
41c4398a craftsman liftmaster sears rpm sensor board chamberlain garage door 5 0 out of 5 stars 1.
12 24vdc stick on or screw in auto on off diy sensor kits work with led lights for cabinets counters drawers doors lighting accessories 2 1 out of 5 stars 2.
Higher than that can miss many low lying objects including pets.
If your garage door sensors are outside of this range remove them entirely from the garage door frame and install leveled inside the safe zone.
Offers peace of mind and safe operation.
Garage door sensors are safety devices that prevent the door from closing on people pets or objects in the doorway.
Place the box in the garage doorway making sure the box is in front of the garage door sensors.
The sensors project an invisible light beam across the inside of the garage door to ensure that if anything is coming in or going out that the door automatically reverses before hitting anything or anyone.
Package includes 2 safety sensors mounting brackets and 18 in of extension wire.
The sensors are located above the floor at each side of the door opening and.