Automatically track your steps, gym workouts, sleep and more with the Charge 3 Fitness Wristband from Fitbit. This advanced fitness tracker lets you easily obtain an overall view of your health thanks in large part to the 24/7 heart rate tracker giving you insight into your calories burned as well as the ability to optimize your workouts, track sleep habits, and even uncover health trends. You can connect the Fitbit Charge 3 to an Android, iOS, or Windows-based smartphone and utilize the phone's GPS to log your next run with real-time pace and distance tracking. Then, delve into the Fitbit app's intuitive dashboard to see all of the statistics from your last workout. But this Fitbit isn't just about your workouts! In addition to personalized guidance from Fitbit Today, the Charge 3 includes guided breathing session settings, all-day calorie burn tracking, smartphone notifications, and much more. It even supports downloadable apps and is water resistant at depths up to 50 meters, so you can wear it in the pool! The Fitbit Charge 3 also comes with a 7-day battery life, so you don't have to worry about the Charge 3 failing you in the middle of your day, and syncs wirelessly to computers and over 200 Android, iOS, and Windows-based mobile devices, PRODUCT DETAIL BREAKDOWN: 24/7 Heart Rate: Get heart rate insights day and night to better track calorie burn, optimize workouts, and uncover health trends. All-Day Calorie Burn: Know how many calories you're burning all day and during workouts, and use what you learn to stay on track toward your goals. Automatic Exercise Recognition: Charge 3 automatically recognizes exercises like runs, swims, elliptical, sports, and more; and records them in the Fitbit app. Fitbit Today: Get personalized guidance, see friendly reminders, and check your daily health stats all in one place with Fitbit Today. Real-Time Pace & Distance: Connect Charge 3 with your phone GPS to see key stats, pace, and distance during outdoor runs and rides and get motivated to keep improving. Accessories & Clock Faces: Make Charge 3 yours by choosing from a variety of interchangeable bands and unique clock faces that fit your style. Durable, Lightweight Design: Charge 3 features aerospace grade aluminum, a sleek glass panel, and a smooth case that seamlessly hugs your wrist for comfort day and night. Heart Rate Zones: Use real-time heart rate zones to see whether you're in the Fat Burn, Cardio, or Peak zone; and use what you learn to know the impact of your workouts. Up to 7 Day Battery Life: Enjoy a battery life of up to 7 days and access insights and inspiration all day and night. Varies with use and other factors. Sleep Tracking & Stages: Know how long you're in Light, Deep, and REM sleep stages, get nightly insights and learn how to get better sleep. Apps: Charge 3 adds more convenience to your schedule with access to everyday apps like the weather - all with a tap, right from your wrist. Female Health: Get insight into your current cycle on-screen, then use Fitbit app to track periods, record symptoms, see a predicted ovulation calendar and more. Dashboard: Get personalized insights, set goals, track progress, and see a more complete picture of your health and fitness-all on your dashboard in the Fitbit app. Smarter, Sleeker Design: A large touchscreen and backlit display that automatically adjusts to lighting conditions making it easier to see stats and notifications all day. Cardio Fitness Level: See a personalized Cardio Fitness Score in the Fitbit app to get a snapshot of your overall fitness and learn how you can improve over time. Real-Time Exercise Goal Tracking: Choose from 15+ exercise modes like run, bike, swim, yoga, circuit training, and more; and set goals and get real-time stats. Swimproof: Water resistant up to 50 meters, Charge 3 automatically tracks swims and can be worn in the shower, pool, and beyond. Notifications: Stay connected on the move with call alerts, text notifications, and quick replies, plus get updates from everyday apps. Available when your phone is nearby. Quick replies for Android only. Wireless Sync: Automatically syncs to computers and 200+ Android, iOS, and Windows devices. Guided Breathing Sessions: Find moments of calm throughout your day with personalized guided breathing sessions based on your heart rate. IN THE BOX: * Fitbit Charge 3 Fitness Wristband (Black/Graphite Aluminum) * Small Classic Wristband * Large Classic Wristband * Charging Cable * Limited 1-Year Warranty