Portable flashing safety emergency signboard

The utility model discloses a portable flash emergency indication board, which includes a substrate, an indication light source and a power supply. The utility model is characterized in that the indication light source is provided with light-emitting diode light. The utility model is made in simple structure, easy operation. With the use of light-emitting diode light source, the brightness is sufficient, power consumption is less; the power supply is directly fixed to the substrate, due to small size of the light-emitting diode and uneasy to be damaged, so the substrate can be made of soft materials, foldable or winding, portable and convenient storage, which is suitable for to be use in all weathers. The utility model especially suitable for emergency instruction role for vehicle fault and road maintenance as well as road blocking and rode diversions.