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    Fitbit Charge 4 Fitness Activity Tracker - Built-In GPS, Touchscreen, Swim Proof $148.95 Fitbit IONIC Smartwatch Bluetooth GPS Activity Tracker S&L Bands New Sealed Box

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    Own design for package Please be noted that all the test data are only for the using of auxilary motion reference,Not for any medical purpose Promotion TW64 Smart Band Fitness Tracker Bluetooth 4.0 Wristband Smart Pedometer Bracelet legant Style Wearfit 2.0 App Smart Band Real-time Continuous Heart Rate Smart Watch With SDK Elegant Style

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    3.The data on the fitness tracker will be deleted on the next day, please view the recent data on the app for comparison and record. 4.For sleep monitor, the default test time is 22:00-8:00. Please wear the fitness tracker cling to your wrist when sleeping, otherwise the data will not be tracked at all.