Mechanics

Mechanics is actually a skill, it uses your Intelligence modifier, I have listed it as a feat because I can't create a full listing.
Base 10 + Intelligence Modifier.

Your character has a working knowledge of mechanical objects, devices and and interest in acquiring more knowledge on the subject.
This feat gives you advantage on picking locks, disabling traps and creating mechanical items, you can impart your advantage to another character by 'taking an educated guess' as to how the thing they are touching works.
It gives advantage on crating new items that have some physical moving components.