1. The ambient temperature varies greatly.Full-color LED display work itself will produce a certain amount of heat, if the ambient temperature is too high and bad, the integrated circuit may not work properly, or even burned, so that the display system can not work properly;
2. Audience wide, visual distance requirements, broad vision, environmental light changes, especially the possibility of direct sunlight;
3. The display is installed in the outdoors, often the sun and rain, the wind blows the dust cover, the environment is bad, the electronic equipment is wet or the serious damp may cause the short circuit and even the fire, causes the breakdown even the fire, caused the loss.
4.The display may be subject to strong electrical and magnetic attacks caused by lightning.