Go anywhere and do anything with Bushnell's Bear Grylls SolarWrap Mini USB Charger. This is a solar charging and power storage system that allows you to charge your devices when you are off the grid. Simply set out this SolarWrap on a sunny day and in collect the power to charge your smart phone, camera or any USB device later! Its that simple. The Bear Grylls SolarWrap allows you to store the natural energy of the sun into power you can use to juice your electronics. It features a high capacity Lithium-Ion rechargeable battery. You can even charge on cloudy days by plugging the SolarWrap into a Micro USB charger.