The Autogami, a little paperboard car powered by solar energy.
Made in France/green paper & ink/social commitment/low carbon weight
It comes with an electric engine, a rechargeable battery, a gear box, a solar panel
How to use it:
Put Autogami on the window-sill at daytime
Switch on the Autogami when you wish
One day charging at sunlight = 20 mm running time