If you're ready to start making this whole solar power thing work for you, this 20,000mAh battery, which comes with 29 adapters for charging phones, MP3 players, cameras and laptops of all stripe, will keep all your gear covered.
Charging the battery with the power of the sun will take about eight hours, whereas plugging into AC will get it done in only three, but once it's full it'll work with just about any gadget you throw at it:
that's cool first step to awesomeness being invented.