Charge your handheld device on the go with the Eco Traveler Solar Backpack.  Eco Traveler charges your little battery-dependent friends on the inside with its  external solar panels, which means you’ll never have to go without checking your email every 30 seconds. Dual compartment backpack design with TSA a check-point friendly laptop holder makes high-tech travelling hassle-free. The EcoTraveler produces about 1.4 Watts.