The Fitbit Charge HR is a fitness activity and sleep tracker that monitors your heart rate during various activities such as gym training, walking, swimming, running, and jogging. It is designed to provide accurate and detailed insights into your fitness levels and sleep patterns, helping you to track your progress and stay motivated towards your health goals. The sleek black design and compatibility with Android operating systems make it a convenient and reliable tool for anyone looking to improve their fitness and overall well-being. Although box opened, not been used.
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