Power and charge your smartphone, tablet, camera and other small electronics with the 18W Solar Panel from GoPlug. to power your devices. This lightweight, compact solar panel generates 18 watts of power at full sun, with a conversion rate of up to 19%. Its 2-amp USB port delivers 5 volts and can charge a smartphone in about 2.5 hours. The panel measures 31.5 x 9.1" when open and folds down to a pack-friendly 9.1 x 6.3". It weighs just 1.4 pounds, so it isn't burdensome on your back when hiking, and it features multiple hanging loops for deployment options.