This is the pSolBot1: a portable solar robot designed to increase solar capture efficiency by 30 to 40%. It optimally positions the solar panel towards the sun throughout the day. At night, the system goes to sleep to conserve energy. The robot continuously adjusts the panel’s position to capture more power.
More gadgets like this: here
The first TRULY Affordable Portable Solar Tracker - pSOLBOT 1 from Solar Pivot Power
These guys have a high performance 1000W solar panel but you can always use it with other popular solar panels. It has an IP65 rated enclosure. This project is currently getting funded on Kickstarter.
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