This Fitbit Charge 2 wristband is perfect for fitness enthusiasts who want to track their performance. The device provides a variety of features, such as Bluetooth connectivity, an alarm, and average speed and heart rate monitoring. It also has measurement capabilities for heart rate and is compatible with Android operating systems. In addition, it is suitable for many activities, including gym training, walking, Pilates, crossfit, running, and fitness in general. This activity tracker is a great investment for anyone looking to monitor their fitness progress.