Pulse Reading from Coin slot to Arduino

A coin slot is usually a narrow, vertical rectangle of tissue that the body modification artist completely removes from the ear and stiches the edges to create

Coin Slot Ear Mod Process · Coin Slot Earring Healed · I Have A Coin Slot · How A Coin

ear coin slot I want a coin slot but not willing to take the risks, so I wear an ear cuff instead Much safer

u1 slot machine Coin slot mechanism comprising a tilting platform , a manually