The purpose of the Monta Sticker is to make your Public charge points easier to identify and start charging on them. EV drivers can scan the Sticker as a QR code or with NFC, to start a charging session.
A passcode is a 4-digit code that you need to use every time you use your Monta Wallet. This is a measure to secure your Wallet payments in Monta. You can learn how to set it up here. A passcode is used every time you: