Exclusive iSolar and Fast Charging Technology: It can automatically adjust the current and voltage to achieve maximum power delivering its fastest possible current up to 2.5Amp.
High Efficiency: 18W sunpower solar cell is made from US, up to 22%-25% efficiency, while most panels in the market are 15% efficiency or even lower.
Dual-USB Power: 18 watt sunpower provides enough power to charge cellphone and ipad at the same time; Great for any outdoor trips and activities.
Highly Portable: Compact size (9.1 x 6.3 x 0.51inch folded or 31.5 x 9.1 x 0.04inch unfolded, 17.21oz) and convenient eyeholes enable easy attachment to backpacks while hiking; PET laminated sunpower panels sewn into high-wear PVC fabric for weather-resistant outdoor durability.
Package Contents: 18W Foldable Solar Charger, carabiner, micro USB cable, instruction manual.