OVERVIEW:

Heart rate tracking: The heart of it all—heart rate powers important data like calorie burn, sleep stages, resting heart rate & more.

Active Zone Minutes: Tracks your time in heart rate zones so you get credit when you work harder. Workouts in cardio or peak zones earn double minutes.

Built-in GPS: See pace & distance on your wrist—no phone needed.

Cardio Fitness Score: Estimate your fitness level using your VO2 Max (how well your body uses oxygen during exercise).

Daily Readiness Score: Find out if your body's ready to work out or needs time to recover. Available with Premium.

Automatic exercise tracking: Auto-detects when you're exercising and records your stats in the app.

Exercise modes: Track your favorite exercises like runs, bike rides, weights, yoga & more and get live stats on your wrist.

Water resistant: Water resistant to 50m for the pool, shower & more.

Workouts on your phone: Sweat to high-energy workouts in the Fitbit app, from Fitbit trainers & popular partner brands. Most workouts require a Premium membership.

Steps, distance & calories: Displays stats on wrist and in the Fitbit app.

HEALTH

SpO2 (blood oxygen) tracking: Tracking SpO2 tells you how well blood oxygen is distributed in your body, which can help you understand potential changes in your wellness. (*Not available in all markets. Not intended to diagnose or treat any medical condition or for any other medical purpose. Intended to help you manage your well-being and keep track of your information. Requires more frequent charging.)

Resting heart rate: An important indicator of your heart health & fitness. In general, active people have a lower RHR.

High & low heart rate notifications: If resting heart rate is above or below your usual range, you get notified in the Fitbit app.

Heart rate variability: Tracks HRV–your time between heartbeats. A downward trend over multiple nights could potentially be a result of overtraining, lack of sleep, stress and more. (*Only available in select countries. Not intended for medical purposes or to diagnose or treat any medical condition. This feature is only intended to provide information to assist you with managing your well-being.)

Skin temperature variation: Identifies changes in skin temperature, which can be related to activity, illness, menstrual cycle & more. (*Only available in the Fitbit app and only displays variation. Not available in all markets. Not intended for medical purposes. Significant changes in ambient temperature may negatively impact skin temperature tracking.)

Breathing rate: Small variations in your breathing rate could be a sign of changes in your well-being. (*Only available in select countries. Not intended for medical purposes or to diagnose or treat any medical condition. This feature is only intended to provide information to assist you with managing your well-being.)

Wellness report: Get a PDF of your key health & wellness stats from the last few months that you can share with a healthcare professional. Available with Premium.

Blood glucose tracking (in app only): Log your glucose levels and see how activity, sleep, stress & nutrition impact your trends in the Fitbit app. Advanced analytics available with Premium. (*Available in select countries. Not a replacement for medical advice and not intended to diagnose or treat any medical condition. Intended to help you monitor and keep track of your information. Talk to your healthcare provider for more guidance.)

Menstrual health tracking: Log periods, record symptoms, find patterns in your cycle & estimate your ovulation window. 

Condition Grades:

 (Pristine): Like new — no visible signs of use
 (Excellent): Minor cosmetic imperfections, in great condition
 (Good): Noticeable signs of wear, fully functional
 (Acceptable): Visible wear, but still works well

With Mr. Bargain, you get top-quality products at a great price, while making a smarter, more sustainable choice.