... the solar panel ,battery) 2)CE,EMC,IEC,ROHS, high efficiency and high quality solar home system APPLICATION:1) 12V DC lamp, 5V small ... that showing solar system's working conditioner, such as battery capacity, solar charging, battery voltage, working or not working in inverter ... .4V, 5V, 3.3V 's working etc. 2, Inverter: output power from 100W-10KW, can be used all over the world ...