Exclusive iSolar Technology: It can automatically adjust the current and voltage to achieve maximum power delivering its fastest possible current under direct sunlight
High Efficiency: 18W solar cell up to 20% efficiency.
USB Power: 18 watt SunPower provides enough power to charge your cellphone, camera, flashlight, batteries and other portable devices.
Light and powerful: 1/3 lighter than other silicon solar panels.
Eyeholes enable easy attachment to backpacks while hiking.
* Power: 18W
* Transformation efficiency: 20%
* Output: 5V
* Unfolded size: 49x19x1cm
* Weight: 280g