In daily life, the ready board box is usually small, but its technical performance is special; The installation location will be relatively fixed, simple and free from site restrictions. Therefore, when installing the ready board box, its space can usually be used, and its own land occupation will also have less environmental protection effect. After installation, remember that no other equipment or objects can be placed about 1 meter around the ready board box. In this way, the power supply lines in the ready board box can normally distribute power to each component reasonably.