Abstract: An illuminated emergency sign comprises a main body, a rotary body, side covers, a circuit board, a LED lamp indicator, an acrylic sign panel, and a canopy. The acrylic sign panel is connected to the lower end of the rotary body. In the rotary body is disposed a LED lamp panel. The LED lamp indicator is disposed on the LED lamp panel. The rotary body is rotatably connected to the lower end of the main body. In the main body is disposed a battery. The side covers are connected to both ends of each of the main body and the rotary body. The canopy is disposed on the top of the main body. The sign panel of such an illuminated emergency sign can be rotated within 180 degrees and fixed at a proper angle under action of the friction.