Fitbit Inspire 2 Health & Fitness Tracker with a Free 1-Year Fitbit Premium Trial, 24/7 Heart Rate & up to 10 Days Battery , Black
- Compatible with Apple iOS 14 and higher. Android OS 10.0 or higher
- Battery Life: Up to 10 days
- Sleep Stages & Score: Inspire 2 tracks your time in light, deep and REM sleep stages and gives you a nightly Sleep Score in the Fitbit app, so you can better understand your sleep quality and work toward better rest