The vehicle seen in the picture is the simplest helicopter possible. It serves to transport a single person and take off or land vertically. Basic structure flying apparatus presented at the exhibition "Aerospace 2000" in Tokyo. It is called Gen H-4 and sells in the United States for 5,000,000 pesetas (200,000 pounds or 30,000 euros). It has four engines of 125 cm3 and a fuel tank enough to fly at a speed of 100 km/h in an hour and a half.