- Every module has several levels of update and their amount is different from ship to ship.
- After module purchase goes the delivery.
- The delivery takes some time. The higher level of module, the longer it takes to deliver it.
- If you don't want to wait, you can speed up the delivery.
- When the module is delivered, it automatically installs on vehicle.
This upgrade lets you increase maximum damage of your vehicle.
The more this module is upgraded, the higher is your fire speed.
If you upgrade your armor, your vehicle can stand more hits.
High vehicle speed lets you immediately react on enemy attacks.
Propeller upgrade increases your maneuvering ability.