... 12V4.5AH)PRODUCT SPECIFICATONS1.SIZE, solar panel:180*275*18MM system box 170*140*130MM 2.WEIGHT , solar panel, ... LED lamps 4)1 lamp_socket 5) 5m wire for system 6) 1 DC changers 7)1 lamp_socket with 3m ... 3V (red for working) 10,output interface for USB11,Slide switch for choosing 8.4V,5V or 3.3V ... be output from USB interface12,Master switch (when the system is not working,please close it.)13,DC output ...