1, Outdoor LED display installed outdoors, often exposed to sunlight, rain, dust, working environment is poor. If the electronic device gets wet or is severely damped, it will lead to a short circuit or even a fire, resulting in a malfunction or even a fire, causing damage to the outdoor LED display manufacturer;

2, the display may be subject to lightning-induced strong electromagnetic attacks;

3, the ambient temperature changes greatly. The display itself generates a certain amount of heat. If the ambient temperature is too high and the heat dissipation is poor, the integrated circuit may not work properly or may even be burned, which may cause the display system to fail to work properly.