14W In solar energy inexhaustible, it can charge the gadget anywhere in the world. High performance charge while enjoying outdoor sports, you can charge the gadgets you have in the solar energy infinite. Charging at maximum output 5V / 2A are possible from the charging port of the two, you can charge four times faster than when using a USB port on your computer (charging speed will vary depending on weather conditions). It is convenient for carrying around This product can be folded to the size that is convenient to carry and lightweight. The circuit structure and solar panels of high quality, and has realized the high reliability over a long period of time.