The Wagan Tech Solar e Charger is a distinctive and effortless way to keep your portable/handheld devices charged, wherever you go. Weighing only half of a pound, this flip-open solar charger conveniently fits into a backpack, purse, or other convenient carrying location so that you can have it ready when you need it. The charger utilizes two mono-crystalline solar panels to power a built-in lithium ion battery. Easily charge the unit using the sun"s energy with its 2 folding solar panels or with an AC adapter, so you can charge the internal battery for this power supply both indoors and outdoors. The Solar e Charger can charge a smart phone up to 3 times on a single charge. Indicator lights let you know when the battery is charged so that you can plug in smartphones, iPads (tablets), portable video game systems, and much more to the power supply. Also included is an iPad /iPhone 30 pin connector. This power charger is great for keeping your phone charged while hiking or biking, traveling, camping, on your way to and from work on public transit, etc.