HobbyZone Delta Ray RTF Airplane Safe Technology Vehicle Intuitive SAFE technology provides four modes to give new pilots the ultimate progressive learning experience If you lose control of the airplane, "Panic Mode" returns the aircraft to stable, level flight with the push of a button! Beginner and Intermediate modes provide support for new pilots by limiting the roll and pitch of the airplane, keeping you in control at all times! Experienced Mode allows pilots who have mastered the basics to explore the incredible performance of the Delta Ray aircraft supported by the revolutionary AS3X gyro stabilization system Impact-resistant, durable Z-Foam construction is extraodinarily tough. But in case of damage, you can make repairs with almost any glue and be back in the air in minutes!