Using this Trainer:
Launch the trainer first, then launch the game
Press desired hotkey.
Numpad 1 - Infinite Health
Numpad 2 - Infinite Stamina
Numpad 3 - No Stress
Numpad 4 - Unlimited Calories
Numpad 5 - Infinite Breath
Numpad 6 - Low Bladder
Numpad 7 - Free and Instant Build
Numpad 8 - Reveal Map
Numpad 9 - Unlimited Battery Power
Numpad 0 - Unlimited Resources
Infinite Health: While active your characters cannot die.
Free & Instant Build: While active you can build anything instantly and free. If you have placed a build order before activating this option you have to place it again.
Reveal Map: While active move one of your character around and the whole map is revealed.
Unlimited Battery Power: While active your batteries have unlimited power.
Unlimited Resources: While active select a storage, for example a storage compactor or ration box and all the resources stored in it will be unlimited (set to massive amount). Do not forget to deactivate this.
Unlock more trainer options including updates from here - Oxygen Not Included Trainer