Dragonfly DF1 is a personal helicopter that apparently is safe and simple to fly because it has few controls and moving parts. It has been built by Swisscopters US, company which is located in Tucson, United States, and this year will launch this artifact. This helicopter that is driven by small rockets located at the tips of the leaves, have the ability to travel for 50 minutes (can extend to 100 minutes with a choice of fuel extra) 65 km per hour and with a top speed of 185 Km. It also rises to 700 m per minute and up to a height of 4000m with weighing 227 Kg including driver and fuel. Rockets work with 70% of hydrogen peroxide (H2o2), allow to have a cleaner environment. The fuel is stored in two tanks surrounding the pilot Chair and have a capacity of 70Litros (18.5 gallons). The Dragonfly includes options such as irrigation system for crops, cargo compartment, extinguishing of fire, landing lights, more powerful engines, among others. As regards price there is an exact data, but possibly its cost is not very high. On loqueNecesita.com you can watch the video of this helicopter in action.