1.Need to let the LED display have work and interest: to have work and interest is to let it have its own rest time.If the LED display screen works for a long time without rest,it is likely to cause the crystal to age or burn out.This will directly cause bright spots and dead pixels on the LED display.This is a devastating hazard and irreversible.So under normal circumstances,don't let the LED display screen be turned on for a long time.Or let it stand by for a long period of time,which can extend the life of the LED display.
2.It is forbidden to damage the display screen by hard objects:If the LED display screen is damaged or scratched by hard objects,then this LED display screen is almost finished.So be careful not to let hard objects damage the screen of the LED display.

3.Non-professionals please do not assemble it privately: LED display is a precision instrument, try not to disassemble and repair it yourself if there is a problem, it is likely to cause danger to yourself.
4."Bath" the LED display: The large LED display screen is exposed to the outdoor environment for a long time, wind and sun, and some such as dust are easy to be dirty. After a long time, the screen will definitely be dusty. This requires regular and timely Clean to prevent dust from wrapping the surface for a long time to affect the viewing effect.

5. Provide a stable power supply:a stable power supply can provide a stable voltage,which is not easy to cause local high temperature and damage to ensure the normal operation of the LED display.