The Fitbit Charge 4 Fitness Tracker Smartwatch in black, small size is a biometric tracker designed for both indoor and outdoor activities. It features a 240 x 240 display resolution, up to 7 days battery life, and provides measurements for heart rate, calories, and distance. This activity tracker is compatible with Android operating systems and offers various features like Bluetooth connectivity, GPS tracking, pedometer, clock, heart rate monitor, and water resistance. It is suitable for running and jogging activities and comes with a 3-month manufacturer warranty.
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