– A smart watch that helps you reduce stress and monitors your heart rate. Tune in to your body with tools for heart health, stress management, skin temperature trends and more. Stress Monitoring and EDA Sensor – EDA Scan detects electrodermal activity, which can indicate your body’s response to stress so you can better monitor and manage it. Wrist Skin Temperature Sensor – Sense records your skin temperature every night to show how it differs from your personal baseline, so you can be aware of trends over time. Heart health notifications – Your resting heart rate is a key indicator of health, so Sense informs you if your heart rate seems too high or too low. Built-in GPS – leave your phone at home and track pace and distance while running, driving and other activities with built-in GPS – then view a map of your exercise intensity in the Fitbit app. Superior design – sophisticated lacquer on the stainless steel ring that perfectly matches the design of the bracelet. With a quick release mechanism, it’s easy to change looks. Better Sleep Tools – Build better sleep habits – from seeing your actual sleep score to improving it with helpful tips, sleep stages, and how to sleep. A better day starts with a better night – discover the changes you can make to improve your sleep and use helpful tools like a personal sleep checklist, soothing relaxation audio tracks and more. Eat Better, Feel Better – Get the most out of the Fitbit app by entering meals and comparing calories eaten and burned as you work toward your goals. Calm your mind day and night – relax with a library of sleep sounds and guided meditations for stress reduction, restful sleep, body positivity and more from Fitbit and Ten Percent Happier. Includes a 6-month trial of Fitbit Premium – enjoy more detailed analytics, exclusive health insights and more. S and L size straps included.