The compact 10,000 MAH Folding Solar Charger And Power Bank is a must-have to carry with you whether you’re going camping or cruising around town. The 3 1/4”x 6” folding power bank and solar charger has a heavy-duty construction and features bright LED emergency lights. There are three USB ports including a micro-USB port and blue indicator lights let you know when the device is fully charged. It has a powerful Li-polymer battery that can be charged via a USB cable and by the four crystalline silicon solar panels. A USB charging cable is included with the folding solar charger and power bank.