1,Solar Portable 2,All-Purpose Power Supply 3,mini power ... voltage:(Optional)5/9/12/16V. 19V.3,Output current: 1A/5V,2A/9-12V, 4A/16-19V 4,Charging voltage ... .41 W 9,Material of electric eye multicrystal silicon solar 10,High solar energy convert efficiency: over than >16% 11,Material ... products connectors:16pcs (optional)17,Laptop PC connectors: 15pcs (optional) Solar Portable All-Purpose Power Supply