YXZNRC F06 EC135 Aircraft 3D 2.4G 6CH 6-Axis Gyro RTF Flybarless RC Helicopter. RC ERA C138 Bell-206 RC Helicopter 1/33 3D 6CH Gyro Optical Flow Altitude Hold. 6-axis gyroscope: 6G mode, using a 6-axis gyroscope for stable flight, especially suitable for beginners to fly;.
