Tied it out for a week and decided it wasn't for me. Perfect condition.
Features
Track all your activity, accurately: Get all-day stats like steps taken, stairs climbed, distance travelled, active minutes, and calories burned.
Guided breathing sessions: Find moments of calm throughout your day with personalized guided breathing sessions based on your heart rate.
Cardio fitness level: An advanced feature in the FitBit app that helps you understand your cardiovascular fitness and offers guidance on how to improve it over time.
PurePulse heart rate monitoring: Automatic, continuous heart rate monitoring, directly from your wrist, accurately tracks workout intensity, training zones, and calories burned without the need for chest straps.
Connected GPS: Connect to your nearby mobile device to track GPS data, and enjoy more precise measurements of distance and pace.
Multi-sports modes: Monitor various exercises and sports, including running, outdoor cycling, elliptical, and much more.
Sleep soundly, wake peacefully: Monitor your sleep patterns and set a silent, vibrating alarm to wake you.
Stay connected, hands-free: Sync with your smartphone to get incoming call, text, and calendar notifications.
One charge, days of use: Enjoy 5 to 7 days battery life* from the rechargeable battery, and recharge your Fitbit via USB in just 2 to 3 hours.
See your stats, bright and clear: OLED tap display is easy to read, day or night.
Connect and sync wirelessly: Sync all your stats automatically via Bluetooth to your compatible smartphone, tablet, or computer.
Keep moving: Fitbit reminds you to move throughout the day, so you don't become inactive for too long.
Keep calm and breathe on: Engage in personalized guided breathing sessions to help you find your focus.
See your progress, share your progress: With the Fitbit Dashboard app, you can record your workouts, log food, see your progress, set your goals, set reminders to moves, and share or compete with friends and family.