Activating this trainer

If not state otherwise below, press F1 at main menu.
Listen for 'Trainer Activated'.
Press desired hotkey. All hotkeys can be changed on the trainer.

Trainer Options

# Player 
     NumPad1: Invulnerable 
     NumPad2: Unlimited Health
     NumPad3: No Reload
     NumPad4: No Ammo & Items Depletion
     NumPad5: Unlimited Weapon Durability
     NumPad6: Free Craft
     NumPad7: Unlimited Sprint
     NumPad8: Unlimited Health Kits
     NumPad9: Unlimited Supplements
     Multiply: Unlimited Screws
     Add: Ghost Mode (Invisible)
     Separator: Super Damage
     Subtract: Enable Developer Quick Menu
     Decimal: Enable Developer Menu
     Divide: Enable Developer Favorite Menu

# Game  
     F1: Game Speed

Editor Options

# Player 
     Health Kits
     Supplements
     Screws

# Inventory 
     Slot 1 - Slot  50

Notes

Ghost Mode (Invisible):
You need to enable this before enemy sees you otherwise it won't work.

Also, it will not work in scripted scenes and events.