Mobility

Power your devices with the sun: 12 great solar chargers

Array Solar Backpack

The 10-watt solar panel on the outside of this backpack powers the battery inside, which can charge a smartphone up to seven times. The battery has one USB port and comes with a variety of adapters so it can charge almost any laptop. Price: $379.

Image: Voltaic Systems

By Lyndsey Gilpin

Lyndsey Gilpin is a former Staff Writer for TechRepublic, covering sustainability and entrepreneurship. She's co-author of the book Follow the Geeks.