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Fitbit Flex 2, Black (US Version)

3.9 out of 5 stars 1,697 customer reviews
| 357 answered questions
About the product
  • Track steps, distance, calories burned and active minutes. Comes with both small and large size band
  • Ultra-thin, removable tracker hides in bands, pendants and bangles
  • Swim-proof for tracking swimming, life-proof for wear in the ocean, shower, pool and beyond
  • SmartTrack automatically recognizes select workouts and records them to your Fitbit app; Get call and text notifications on your wrist with unique vibration patterns and color-coded LED lights
  • Automatically track how long and how well you sleep, and set a silent alarm to wake with a small vibration; LED display lights up to show progress toward your daily goal


From the manufacturer

Product description

Color:Black

Product Description

Meet the all-new Fitbit Flex 2—a slim, swim-proof fitness wristband that’s ready to go wherever life takes you. The ultra-thin, removable tracker hides in bands, bangles and pendants, so you can wear it in a way that’s all your own. Automatic all-day activity and sleep tracking show you how your entire day adds up, and SmartTrack automatic exercise recognition records your exercises for you. The discreet progress display uses color-coded LED lights to keep you connected to calls, texts and Reminders to Move. Plus you don’t have to worry about getting it wet—whether you’re swimming in the pool or running in the rain. It’s the next generation model of our most iconic tracker. No fuss, all fun, and fit for every you.

Manufacturer Contact Information

Customers contact: support@fitbit.com


Product details

Color: Black
User Guide [PDF]|Product Warranty: For warranty information about this product, please click here. [PDF]
  • Product Dimensions: 10 x 0.4 x 0.4 inches ; 0.6 ounces
  • Shipping Weight: 5.6 ounces
  • Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues.
  • International Shipping: This item is not eligible for international shipping. Learn More
  • ASIN: B01KH2PV4U
  • UPC: 810351028888
  • Item model number: FB403BK
  • Batteries 1 Lithium ion batteries required. (included)
  • Average Customer Review: 3.9 out of 5 stars  See all reviews (1,697 customer reviews)
  • Amazon Best Sellers Rank: #446 in Health & Household (See Top 100 in Health & Household)
  • Product Warranty: For warranty information about this product, please click here. [PDF]


Important information

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Actual product packaging and materials may contain more and different information than what is shown on our website. We recommend that you do not rely solely on the information presented and that you always read labels, warnings, and directions before using or consuming a product. Please see our full disclaimer below.

Customer Questions & Answers

Customer Reviews

Top Customer Reviews

Color: Black|Verified Purchase
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on October 7, 2016
Color: Lavender
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on November 27, 2016
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Fitbit Flex 2, Black (US Version)
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