Abstract
The utility model discloses a display device of traffic signal signs, and provides a display lamp of traffic signal signs by which the volume, the space and the cost can be reduced, and the use is convenient; and the display lamp is characterized in that a circuit board is assembled through a casing, and comprises a group of LED lamps with variable colors and a microcomputer controller, the signal signs with various colors such as red, yellow and green colors can be displayed through the LED lamps with variable colors, and the Number and Direction can also be displayed, thereby achieving the function of displaying various traffic signs through one group of lamps and realizing the efficiency of reducing the volume, the space and the expense cost of the traffic signal signs.