Automotive warning board

The utility model relates to an automotive warning board. The automotive warning board comprises a fixing device and a display device. The fixing device includes a base. Support lugs are arranged at the two ends of the base. The display device comprises a first warning body and two second warning bodies hinged to the first warning body relative to a rotating shaft B. Rotating shafts A are arranged at the two ends of the first warning body and connected with the support lugs. The first warning body and the second warning bodies are provided with LED warning screens. The first warning body is provided with a power source, a circuit and a switch. In an emergency, the second warning bodies are supported so that the first warning body and the two second warning bodies can form a triangle, and the warning board is placed at a proper position after the switch is turned on. The shrinkable second warning bodies are arranged on the warning board, the warning board gives a warning through the LED warning screens, the warning effect is good, the warning board is shrinkable, thereby being small in occupied space, and the warning board further has the advantages of being practical and reliable.