SolarGoPack solar powered backpack, charges mobile devices, Take Your Power with You, 12k mAh L-ion Battery, Black & Blue - Stay Charged my Friends SolarGoPack is a durable, stylish backpack equipped with a solar panel used to charge your mobile devices. The solar panel on the SolarGoPack bag powers a battery that will charge any of your electronic devices. A powerful 5w, 12000 mAh Lion Bat, lightweight removable panel designed with cutting edge solar panel technology. Includes solar panel, a 35 liter durable waterproof backpack, device adapters etc. Take Your Power with you .. events, school, on-the-go, travel, sports, on the job and many other uses.