Meet the Poweradd Foldable Solar Charger: a portable device constructed from SUNPOWER solar arrays to offer up to 22% efficiency. It has a USB port (5V/2A) and a DC output (18V/2.2A). It can keep your smartphones and computer charged up and ready to use. It has a voltage regulator to offer stable voltage and current and protect your devices.
The charger has a weather resistant design. You can attach it to your backback easily thanks to its eyeholes. It is compatible with iPhones, iPads, Android smartphones, GoPro, and other gadgets. Sets you back $199.99 at this time.