This powerful 2-panel, portable and lightweight, 8-Watt solar charger is a great solution for the on-the-go outdoor enthusiast. The thin, featherweight design makes it easy to carry in a backpack or suitcase. The built-in carabiner loops makes it easy to hang on the outside of a backpack allowing it to charge your portable electronic device while backpacking or hiking. It works with many makes and models of smart phones such as the Apple iPhone, Samsung Galaxy, Nokia Lumina, and other makes such as Blackberry, Motorola, LG, Sony/Ericsson, etc. It will also work with other portable electronic devices such as iPads, iPods, digital cameras, PSPs, MP3 & MP4 players, PDAs, Bluetooth headsets, etc. You can even hook this product up to one of our portable USB power banks, so you can store energy for use later!