Fitbit Inspire 2 Health & Fitness Tracker.

Operating systemIOS13+; Android 8+ Memory storage capacity6400 MB Special featureActivity Tracker, Calorie Tracker, Distance Tracker, Heart Rate Monitor, Sleep Monitor Connectivity technologyBluetooth Wireless communication standardBluetooth Battery cell compositionLithium Ion BATTERY LIFE: Up to 10 days Compatibility: Compatible with iOS 15 or higher & Android OS 9.0 or higher Better with Premium: Discover the full Fitbit experience with personalised insights. Connect the dots across your activity, heart rate, stress and sleep so you can make smarter choices. ACTIVE ZONE MINUTES: This feature alerts you to which heart rate zone you’re in so you can see if you’re working hard enough to reach your goals. 24/7 HEART RATE: Use 24/7 heart rate to better track calorie burn, optimise workouts and uncover personalised health trends that inspire you to make moves on your health and fitness goals. ALL-DAY ACTIVITY: Every part of your day impacts your goals, so Fitbit Inspire 2 tracks all-day steps, distance and calories burned. 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. Used condition. Data cleared. Needs app installed to work. Comes with charger. Will be fully charged before sending