The elegant tracker for fitness and well-being: The Fitbit Luxe accompanies you day and night on your path to better health for body and mind. With the free 6-month Fitbit Premium user trial, you get additional personalized analysis and guidance. With its elegant design, the Fitbit Luxe is the perfect accessory for any occasion. The elegant stainless steel case and comfortable, slim wristband make the tracker a fashion must-have. The bright AMOLED display with automatic brightness adjustment shows statistics and watch faces to their best advantage. The Fitbit Luxe tracks your blood oxygen saturation (SpO2) so you can see potential changes in your fitness and health. The stress management index in the Fitbit app indicates how your body handles stress on a scale of 1 to 100. The higher the score, the more relaxed you are. In the Fitbit app, you can see how long you've been in light, deep, and REM sleep phases each morning. It also gives you tips on how to get more restful sleep. The sleep index lets you know at a glance how well you really slept and easily track your sleep quality.