Sensitive drop in the price of this model from February 2013. Electric helicopter category 450. Delivered in kit to be assembled with painted and decorated bubble. Rotor head version without bell bar for\nbreathtaking performance in 3D flight. Carbon flanks, rotor head, rear rotor, cyclic tray and aluminum wash-out, for very high reliability even under very important constraints. Supplied with electric motor and electronic speed variator. Requires the use of a 3-axis gyroscope (non-lived).