A few quick thoughts on Fitbit's new activity trackers, GPS watch (with optical heart rate!) | DC Rainmaker
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Fitbit Charge 3 - Graphite/Black | Compare | Union Square Aberdeen Shopping Centre
Fitbit's $300 'Ionic' Apple Watch competitor launching October 1, SDK preview out tomorrow - 9to5Mac
Fitbit Charge 3 review: Smarter than the average fitness tracker | Macworld
Amazon.com: Fitbit Sense 2 Advanced Health and Fitness Smartwatch with Tools to Manage Stress and Sleep, ECG App, SpO2, 24/7 Heart Rate and GPS, Lunar White/Platinum, One Size (S & L Bands
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Fitbit Versa 3 and Sense smartwatches get a new OS SDK 5.0 update: What's new