What do I need to use the ATM? Follow Smart phone (with internet access and a camera -- the camera is important, because you will need it to scan the QR code generated by the ATM) Bitcoin on your bitcoin wallet :) Related articles What’s the minimum and maximum amount of bitcoin that I can sell? How does the bitcoin ATM work? How big is my window for cash withdrawal? When are the ATMs available? Where are the Bitcoin ATMs (BTMs) located? Comments 0 comments Please sign in to leave a comment.