1, solar panel charge does not use Solar Controller
African customers sometimes they are directly using solar panels to charge the battery, between you do not use the solar controller, because they are generally used during the day, solar panels of electricity, directly used. So in a way there is no overcharge phenomenon, but there is a possibility, if the long-term use, battery life is easily affected, easy to scrap.
2. Solar panel charging using solar Controller
Solar panel charging using solar controller, charging the battery overcharge and overcharge protection, prolong the battery life.
3, Solar Street controller in addition to overcharge over the function, but also has the function of light control and time control, suitable for different users of the lighting needs.