It is extremely easy to pay for something using a smart device such as a watch. Just hold the device within 5 cm of a contactless payment terminal to validate the transaction. Communications between the payment terminal and the smartwatch use a special radio frequency. Encrypted banking information stored in the smartwatch Apple, Google / ex Fitbit, Garmin, … passes between the two devices very quickly, and the payment process is triggered.
You could pay anywhere that accepts contactless payment, including abroad and where you can see the contactless symbol: You do not need an internet connection to pay for your purchases.
What are Garmin Pay and Fitbit Pay? How do I pay for my purchases with Fitbit Pay or Garmin Pay?
