Pure pulse continuous, automatic wrist-based heart rate tracking to better measure calorie burn all day; Maximize your workouts using simplified heart rate ...

Nov 12, 2023 ... I use my Charge 2 still and it works when my 5 will not!! Battery life is horrible though, 2 days max. Best Charge I ever had and I have had 4!

Many Charge 2s are at the end of their battery life. This is true for other models, like the Blaze and Alta HR, that were released at the same time.

Learn about all the awesome things your Fitbit Charge 2 can do! Fitbit Basics, Navigation, Sleep Stages & Reminders, Silent Alarms, Heart Rate, Reminders to ...

We get you started quickly by creating a Fitbit account and making sure your tracker can transfer the data it collects to your dashboard.