Fitbit Charge 4 Fitness Band Blue

The Fitbit Charge 4 is a fitness tracker that was released in 2019. It has a number of features that make it a popular choice for fitness enthusiasts, including built-in GPS, heart rate monitoring, sleep tracking, Active Zone Minutes, music control, notifications, and long battery life. It's comfortable to wear, has a long battery life, and is water resistant up to 50 meters.