FitBit Charge 4 Fitness Tracker; With Fitbit Charge 4, there’s no restrict to how some distance you’ll be able to go. This sleek, swim-proof tracker is packed with features that permit you to know your workouts and your body better—like built-in GPS, Active Zone Minutes, a brand new exercise mode and sleep tracking.
1.4in l x 0.9in w x 0.5in h, Backlit OLED display, GPS, Optical heart rate monitor – 24/7 heart rate tracking, NFC, 3-axis accelerometer
Get call and calendar alerts, send text notifications and quick replies. Automatic sleep tracking and silent alarms to your wrist
Battery life As much as 7 days, or As much as 5 hours with continuous GPS use. Water resistant to 50 meters.
Syncs with Mac OS X 12.2 and up, iPhone 5S and later, iPad 5 gen. and later, Android 7.0 and later. Syncing vary: As much as 30 feet.
International Model – No warranty in america. In Box: Fitbit Charge 4, Classic wristbands (both small & large), Charging cable.
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