1. Open the package and fix it in a suitable position (please avoid direct sunlight and damp place).
2, connect the battery lead (to make automatic recognition function does not occur), and wait for the controller to complete the identification process (level indicator to indicate the battery power) and then the solar panel lead, and finally in the case of load off the load line.
3, in order to use safety, do not make too much load or the solar panel to be too large, the power supply to replace the battery with a power supply to charge.
4, when charging, remove the solar panel, charging current can not be too large.
4. Pay attention to the positive and negative polarity of the battery.