Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, One Size (S & L Bands Included) (Black)

ABOUT THIS ITEM

• Active Zone Minutes alert you when you’re in your personalised Fat Burn, Cardio or Peak heart rate zones
• After outdoor workouts, see a workout intensity map in the app that shows your heart rate changes along your route
• Use built-in GPS to see your pace and distance on screen during outdoor runs, cycles, hikes and more
• Track sleep stages & review your in-app Sleep Score for an easy way to see how well you slept
• Multi-day battery lasts up to 7 days and up to 5 hours when using built-in GPS. Varies with use & other factors
• Use 24/7 heart rate to track resting heart rate & better measure calorie burn
• Get call, text and smartphone app notifications on your wrist. Plus, send quick replies to texts (Android only). Available when your phone is nearby

PRODUCT DETAILS