Fitbit Charge 2 Heart Rate + Fitness Wristband, Blue, Large (6.7 - 8.1 Inch) (US Version) (Renewed)

New PurePulse Heart Rate Monitor Records Data on Your Cardio and Overall Health Receive Notifications When You Get a Call or Text Right on Your Wrist Long-Lasting Battery Allows Constant Use for Up to 5 Days Before Recharging Customizable Display Lets You Choose Your Preferred Clock Face Automatically Records and Reports Data on Your Sleeping Habits Extensive Tracking System Monitors Steps Taken, Distance Traveled, Calories Burned, Floors Climbed, and More Interchangeable Accessory Bands Can be Swapped to Suit Your Style

• This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com
• PurePulse continuous, automatic wrist-based heart rate tracking to better measure calorie burn all day
• Maximize your workouts using simplified heart rate zones (Fat Burn, Cardio and Peak)
• See call, text & calendar notifications on the OLED display; Automatically track how long and how well you sleep and wake with a silent vibrating alarm
• Get a better understanding of your fitness level and see how you can improve over time with a personalized Cardio Fitness Score; Use Connected GPS during run mode to see real-time stats like pace and distance on your wrist