SolarGoPack 10k, solar powered backpack, charge mobile devices, Take Your Power with You, 12,000 mAh Lithium Ion Battery - 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. Will charge several cell phones quickly. A powerful 12,000 mAh L-ion Bat, lightweight removable panel designed with cutting edge solar panel technology. Includes 5 watt solar panel, a 27 liter durable waterproof backpack, most device adapters included. Take Your Power with you ..... events, emergencies, school, on-the-go, travel, sports, Music Festivals, on the job and many other uses.