Appropriate power connection sequence: After connecting the logic power supply, connect the drive power supply; when the power is off, first cut off the drive power supply, then cut off the logic power supply, to maintain the good display effect of the screen and avoid voltage shock damage1.

Measures to prevent water vapor infiltration: Insulating rubber rings are used to seal pixels and modules in the LED display system, and foam bars and high-quality weather-resistant glue are used to fill the joints between the decoration and the module to prevent water vapor from infiltrating. ‌
Improvement of shell protection level: The shell protection level of all products reaches IP65 or above to provide better waterproof and dustproof protection. ‌