Drones have been one of the great technological revolutions of recent decades. What was unthinkable a few years ago in terms of technology and price, today is practically within everyone's reach. These small flying devices are revolutionizing a multitude of processes and are proving their usefulness to solve problems in very diverse sectors such as transport, leisure, security… and of course renewable energies. It no longer seems strange to us to see a drone flying over a photovoltaic solar plan...