With Fitbit Charge 4, there’s no limit to how far you’ll go. This sleek, swimproof tracker is packed with features that permit you to know your workouts and your body better like built-in GPS, Active Zone Minutes, Sp02, exercise modes and sleep tracking. Plus, with Fitbit Pay and up to 7-day battery life, you get more convenience on the go and more inspiration to achieve your fitness goals.
Use built-in GPS to see your pace and distance on screen all the way through out of doors runs, rides, hikes and more and see a workout intensity map in the app that shows your heart rate changes along your route
With Active Zone Minutes, feel a buzz when you reach your target heart rate zones all the way through exercise, and celebrate when you earn extra minutes out of doors of exercise
Use 24×7 heart rate to track resting heart rate & better measure calorie burn. Syncing to mobile devices requires Bluetooth LE and internet connection. Syncs with Mac OS X 12.2 and up, iPhone 5S and later, iPad 5 gen. and later, Android 7.0 and later
See your SpO2 nightly average and range on wrist, and view trends over the last week in the Fitbit app (SpO2 is not to be had in all markets. The SpO2 feature is not intended to diagnose or treat any medical condition or for any other medical purpose)
Track your skin temperature each night to see how it varies from your personal baseline (Not to be had in all markets. Only to be had in the Fitbit app and only displays variation. Not intended for medical purposes)
Track workouts in real-time with 20 plus goal-based exercise modes. It’s also swimproof and water resistant to 50 Meters, so you’ll track swims, wear in the shower and more
Multi-day battery lasts up to 7 days and up to 5 hours when the use of built-in GPS (varies with use & other factors). Track sleep stages & review your in-app Sleep Score for an effective way to see how well you slept
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