The LEMD Emergency Message Display is an LED illuminated text sign designed to comply with Department of Defense's Unified Facilities Criteria (UFC) requirements for mass notification systems. The UFC requires a text sign over the door of egress stairwells or other locations. It comes with two independently illuminated text messages: Announcement and Evacuate. The LEMD-M is UL Listed under Standard 48 and UFC Compliant 4-021-01.