Chamberlain Garage Door Opener Motion Detection Wall Control Panel 935CB Automatically turns opener lights on when you enter the garage Equipped with a 150 sensing angle Adjustable light timer lets you set when you want the opener lights to go out after closing or opening the garage door Oversized illuminated push button makes it easy to close your garage door, even in the dark For use with most Chamberlain garage door openers manufactured after January 1, 1995