ALLPOWERS 100W Solar Charger (Dual 5v USB with iSolar Technology+18v DC Output) Portable Solar Panel for Laptop, Tablet, ipad, iPhone, Samsung, Notebooks, 12v Car, Boat, RV Battery, Camping, Hiking 3-in-One: Dual USB port(5V/2.4A per port) with iSolar Technology for charging your 5V powered gadgets, and 18V DC output(18V/5A) for charging your laptop or 12V car battery; No additional battery needed for charging external devices, 100% green energy High Efficiency: 100W SunPower solar cell is made from US, up to 23.5% efficiency, providing endless joice for laptop and other battery under sun Slim and Powerful: 1/3 lighter than the same power of solar slicon. The total power increased by 1/3 in compare with the same solar panel size Simple Style: eyeholes enable easy attachment to backpacks while travling; Portable and frame design in folded fit for outdoor and indoor use, no space occupy Package Contents: ALLPOWERS 100W Foldable Solar Charger, 10 laptop connectors(please refer to the the picture), DC cable, USB cables, carabiners, cigarette lighter plug, clip line, instruction manual and friendly customer service