Recharging your phone while enjoying the great outdoors can often be a hassle, but Aurea’s Shine 2.0 hopes to make it easier by harnessing a simple natural resource — the wind. Enter the Shine 2.0, the second iteration of the company’s portable wind turbine charger.

It can function all day long, and even at nights, as it just needs an eight miles per hour (12.7 km per hour) breeze to function, something which shouldn’t be much of a problem