Literaly just hold space. When the light turns green, it is at its final position and you can walk away. While it is red, the drones can sometimes be obscured by land and you may run out of time at the beginning. If this happens, just press tab to cycle to the other target. Use something to weigh down the keyboard for firing the guns.
Specifications
General Characteristics
- Created On Windows
- Wingspan 4.9ft (1.5m)
- Length 8.2ft (2.5m)
- Height 5.5ft (1.7m)
- Empty Weight N/A
- Loaded Weight 5,754lbs (2,610kg)
Performance
- Power/Weight Ratio 6.443
- Wing Loading N/A
- Wing Area 0.0ft2 (0.0m2)
- Drag Points 1843
Parts
- Number of Parts 46
- Control Surfaces 0
- Performance Cost 228
Also I think that in order to get a record, you need to use your own design of aircraft
thanks @AndrePlaysSP