Access your garage and home without the use of a key or a remote control. Compatible your Craftsman Garage Door Opener manufactured between 1997 and 2004. The Craftsman® Wireless Keyless Entry System can open your garage door using a code that you program
directly into the unit. There is also a temporary password option that enables family, friends, or service people to enter the garage without giving them your personal code. It features Security+® rolling code technology that sends a brand new code every time
it is used.