MPPT solar controller installation and precautions
1. Open the package and fix it in a suitable position (please avoid direct sunlight and damp places).

2. Please connect the battery leads first (in order to prevent the automatic identification function from making errors), and wait for the controller to complete the identification process (after the level indicator shows the battery level), then connect the solar panel leads, and finally turn off the load. Connect the load line in the case of

Note: For your safety, please do not overload the solar panel too much or add too much solar panel; use a power source such as a power supply instead of the solar battery to charge the battery. Please remove the solar panel and the charging current should not be too large. Please pay attention to the positive and negative poles of the battery.