Product: Fitbit Charge 2 Heart Rate + Fitness Wristband, Black, Large (International Version)
Brand: Fitbit
Color: Black
Fitbit will not provide warranty on international version products sold in US
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

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