This $300 Solar-Powered Ubuntu Laptop Lasts 10 Hours on 2 Hours of Sun
Source: http://gizmodo.com/this-300-solar-poweredubuntu-laptop-lasts-10-hours-on-1038530635
Working with a computer outdoors can often mean you're at the mercy of your battery—but not if you have this`Sol laptop, which can run for 10 hours on a single solar charge.