LED traffic alarm screen

The utility model discloses an LED traffic alarm screen controlled by a control circuit. The utility model is characterized in that the LED traffic alarm screen comprises a base, a glare shield, a variable information plate and a supporting foot; the glare shield is arranged on the base, and the glare shield comprises an open or sealed circular casing and a plurality of LED light source matrixes positioned at the periphery of the casing and arranged to form a ring; the variable information plate is arranged above the opening position of the glare shield or the glare shield, and the variable information plate comprises a box body fixed on the base and an LED screen arranged behind the box body; the supporting foot is arranged at the bottom of the base and is fixedly connected on the top of the special vehicle; The plurality of LED matrixes of the glare shield and each LED tube in the LED screen of the variable information plate are electrically connected with the control circuit. The LED traffic alarm screen causes the LED light source alarm lamp to organically combine with the LED variable information plate in order to cause the flashing light alarm and the sentence prompting alarm to proceed simultaneously to widen the alarm range.