The Jawbone UP4 is a fitness tracker that can also be used to make easy payments wherever American Express contactless payments are accepted.
In order to pay using your UP4 you will need to connect your american express card to your UP App and you're ready to go. The UP4 can track your fitness such as your heart rate, your workouts and sleep patterns. It will then give you suggestions on what you can do to improve. Stylish, comfortable, and easy to use, it's smart-phone compatible and made to count calories!