F1 - Unlock Doors
~ Unlocks some locked doors.
F2 - Infinite Battery Power
~ Keeps your battery powered up at all times.
F3 - Stealth/Invisible
~ Makes you invisible to the enemies.
Important Note: in order for this option to work you must have atleast played for a short while for the games code to initiate.
maby have gotten detected atleast 1 time. ones its been enabled , the option can be toggled on and off as the user wants.