Here’s a good idea for portable solar power cells.
The Metal briefcase consist of two main parts: The top cover integrates solar panel, while the base includes Li-ion batteries and chargers.
The briefcase will make its way to North America in the third quarter of this year (late summer). The price of the briefcase, which will provide juice for up to 75 watts is $1499.

Other interesting stuff at Zedomax.com: briefcase, chargers, ion batteries, li ion, north america, power cells, solar panel, solar power, watts