Fitbit Charge 4 Fitness Activity Sleep Swim Heart Rate Tracker Built-in GPS

Fitbit Charge 4 Fitness and Activity Tracker Built-in GPS Heart Rate S L Band  Use built-in GPS to see your pace and distance on screen during outdoor 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 during exercise, and celebrate when you earn extra minutes outside 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 Play your favorite songs and playlists with Spotify app controls on your wrist. Also make secure purchases with Fitbit Pay and get called, text and smartphone app notifications Track workouts in real-time with 20+ goal-based exercise modes. It’s also swim proof and water resistant to 50Meters, so you can