| 26 August 2010

Images via Voltaic Systems We usually hear about new solar-charging bags from Voltaic Systems, known for its very high quality backpacks, laptop cases and messenger bags. However, the company is bringing us something new -- stand-alone chargers. They have three new models available, each boasting about four times the charging power of most solar chargers out there on the market. Voltaic states they can charge a smartphone in just 4-5 hours of direct sunlight, which is a fast charge by any account. It seems we might finally have small, personal chargers that make practical sense. ... Read the full story on TreeHugger