Simulator is a required item of the person who beginners who want to try the RC airplane and RC helicopter now. It is absolutely necessary in order to reduce the crash. You can ready-to-use If you download or install simulator software FMS contained in together. FMS can enjoy a simulated helicopter flight and a wide variety of. I supports WINDOWS XP/VISTA/7. You may install a DLL error, etc. is difficult with the PC controller, the CD-ROM VISTA / 7: set contents. those who want to practice the 3D flight of helicopters in earnest more is also compatible to professional helicopter simulator "HELI-X" of overseas. (However, not the Japanese. HELI-X is no support)