This is a disposable diesel tank made for airdrops. It can work underwater and it doesn't have a gas relief valve for that reason.
Specs:
Capacity: around 1300 liters
Pump - included
Battery - included
Features:
Single use - no refueling support (warranty void if attempted)
Blinking lights for better visibility underwater
Copyright: this tank can be used on other builds as long as proper credits are given and the Callisto branding is not tampered with.
