fitbit charge 3 fitness wristband with heart rate tracker gunmetal black

The Fitbit Charge 3 Fitness Wristband with Heart Rate Tracker in Gunmetal Black is a high-quality sports wristband that allows you to track your fitness throughout the day.

Features:

• Automatic wrist-based heart rate tracking for better calorie burn measurement throughout the day.
• Operating temperature: 14 to 113 degrees Fahrenheit.
• Maximum operating altitude: 30,000 feet.
• Enhance your workouts with simplified heart rate tracking (fat burn, cardio, and peak).
• Wirelessly syncs automatically with over 200 iPhone, Android, and Windows devices.
• Water-resistant, sweat-resistant, rain-resistant, and splash-proof. However, do not use the device while swimming or showering.
• Track calls and text notifications on the OLED screen.
• Automatically track the duration and quality of your sleep and wake up with a silent vibrating alarm.
• Troubleshoot and fix issues. If you're not getting a heart rate signal, make sure the tracker is properly worn by moving it up or down on your wrist or tightening or loosening the band. If the heart rate signal is still missing, check the heart rate setting on the dashboard and make sure it's set to either On or Auto.
• Get a better understanding of your fitness level and see how you can improve over time with a personalized heart fitness score.
• Use GPS during running mode to see real-time stats like pace and distance.
• Track all-day activity like steps, distance, calories burned, and more.
• Take moments of calm throughout the day with guided breathing sessions based on heart rate.
• Wirelessly sync stats with computers and over 200 iOS, Android, and Windows devices.
• Fits wrists with a circumference of 170-206mm.