Walkera Dragonfly Series 68 is a Full Metal Frame 3D Electric RC Helicopter that congregates the advantages of these items (helicopters) such as: #36,#36B,#37,#60,#60B, #62B, and etc. It is high performance with 100% pre-built and ready to fly. In addition, it also comes with a new WK-G011 gyro (the others use WK-G001) and brh motor activator/speed controller. PIT and PLT knobs are also available with this new design 7 channel transmitter. You can lock your pre-set PIT & PLT parameter so you don?ˉt have to set it up everytime when you fly. A detailed English flying manual is included in the package not only Just teach you take off and landing, but also teach you in 3D Aerobatic Flying, such as rolling and looping.