Chamberlain Motion Detection Control Panel 935CB
The Motion Detecting Control Panel from Chamberlain offers the latest in convenience and security technology.  This model automatically turns on the garage lights whenever it senses movement ? especially convenient when your hands are full!  It also features an illuminated, oversized door activation button for added convenience, in addition to separate Light Control and Lock Out buttons.  The Lock button provides added security by blocking all outside radio signals while you?re away for extended periods, such as on vacation or business travel.