Original XK Falcon K100-B 6CH 3D 6G System BNF RC Helicopter 100% brand new,High quality and durable perfermace. Flybarless CP helicopter, aerodynamically designed to achieve unparalleled stability. 3D Mode activates 3-axis gyro, enables aerobatics such as flips, rolls inverted flight, funnels and tick-tocks. Special USB charger can charge two batteries at the same time. Refer to aerodynamic theory to design blades, which can provide enough power and body stabilization.