Sun YOBA Solar Charge Controller 10A 12V & DC 12V USB 5V Power CMTP01 series solar controller is a specifically for the sunshine of the good development of a region and a separate simplified controller suitable for 12V automatic control system , and this model is with USB5V / DC12V output, to facilitate the use of smart devices and lighting. Various protections include over-load protection,short circuit protection,reverse discharging protection, reverse-polarity protection, as well as unique Protection from the lighting strike. Maintains the 12V batteries in a fully charged state and gives free protection to your solar panels and batteries. Please carefully check and confirm the voltage before wiring the components of the solar panel voltage 18V, battery 12V,12V rated voltage of the load. The rated current of solar panel and load must be less than the rated current of controller.