fitbit charge 3 fitness watch, for her & him kit - rose gold/blue grey & graphite/black fitbit know your body and understand your health with fitbit's most advanced fitness tracker - one that uncovers insights you can use to take action to improve.find inspiration day and nightbuilt for the way you movewith a large touchscreen and backlit display that automatically adjusts to lighting conditions, fitbit charge 3 makes it easier to see stats, notifications or the time in sunlight, at night & more.a smart way to stay connectedwith updates from your favorite smartphone apps, call alerts, text notifications and quick replies, charge 3 makes sure you never miss a beat on your journey.more ways to know & improve yourselfpacked with motivating insights on your wrist and in the fitbit app, charge 3 helps you better understand your heart health, sleep quality, workouts and more.a tracker more advanced than ever24/7 heart rateget heart rate insights day and night to better track calorie burn, optimize workouts and uncover health trends.all-day calorie burnknow 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 recognitioncharge 3 automatically recognizes exercises like runs, swims, elliptical, sports and more and records them in the fitbit app.fitbit todayget personalized guidance, see friendly reminders, and check your daily health