This is the fifth generation version of the g-2x, which is a fourth generation and a half fighter. This time, vector engine and aerial refueling pipe are updated. Instructions for use: 1. Variable wing. 2. Open cockpit cover. 3. Open light. 4. Eject missile. 5. Open deceleration parachute. 6. Extend aerial refueling pipe. 7. Reduce aircraft weight. Note: please do not raise the altitude significantly when the speed is less than 700km / h during takeoff.