Fitbit Charge 4 Review 2021: Easy to Use Fitness Tracker With a Ton of Features | SELF
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Amazon.com: Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, Black/Black, One Size (S &L Bands Included) : Sports & Outdoors
Got the Charge 6 in the mail today - despite some recent Fitbit hate on here. Feels like a huge upgrade over my nearly 4 year-old Charge 3, feels high quality, cool
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How do I get started with Fitbit Charge 4? - Fitbit Help Center