Containing a 2600mAh lithium-polymer power bank, the 4XEM Solar Charger (4XSOLARCHAGER) charges your 30 Pin Apple iDevices and other mobile devices via solar energy or its computer USB port. Featuring 6 mobile-device connecting tips, an extension cable and USB port, the 4XEM Solar Charger is compatible with most Nokia, Samsung, LG, Palm, Blackberry, Apple 30 Pin iPhone, iPod, iPad, Motorola, Sony, Bluetooth, GPS, various digital cameras, PSP, various eBooks, tablets, Nintendo DS, Kindle, and other devices.Problem it solves: Use the sun's rays to charge your mobile devices when a wall outlet or USB power source are not available. Fits easily in a backback. Great for camping!When charging or transferring data to and from any Apple device, always trust 4XEM Connectivity.