View product information
  • 1
  • 2
Total €97.00

  • Product Description
  • Product Features
  • Technical Specification
  • Additional Information
  • Customer Reviews
  • Questions and Answers

MPN: FB401BK EAN: 898628002687

Get active and stay in shape with the Fitbit Flex FB401 Wireless Activity and Sleep Wrist Band.

It collects a huge array of information to help you stay fit, achieve your goals and stick to a healthy lifestyle. Simply wear it around your wrist and it will track your steps, distance and calories burned throughout the day.

It doesn't stop when your head hits the pillow either as it keeps a record of your sleep cycle, waking you gently in the morning to help you get the best rest possible.

This Fitbit Flex also boasts wireless connectivity, so you can access your stats any time on your computer, tablet, or from smartphones - both iPhone and Android. This gives you real time information and also means you get daily reminders throughout the day to help you stay on track.

The cool, urban look and bright hue add to the appeal so you can stay active without compromising on style.

Useful info:

  • Tracks steps, distance and calories
  • Tracks your sleep cycle
  • Includes alarm
  • Sets daily goals
  • Wireless connectivity
  • iPhone and Android compatible
  • Fitbit Wireless Activity and Sleep Wrist Band

Colours: Black, Blue, Lime Green, Slate, Pink, Red, Teal, Violet, Navy, Tangerine.

Product Features

  • Helps you get your ZZZs
    Flex never sleeps, even when you do. Continue to wear it all night and it'll measure your sleep quality. Your dashboard will reveal how long you slept and the number of times you woke up to help you learn how to sleep more soundly. Flex also has a silent wake alarm that gently vibrates to wake you at your desired time, without disturbing your partner.
  • Always by your side
    Flex is your perfect companion. It fits comfortably around your wrist so you can wear it proudly all day and night.
  • Wireless sync
    Connect to any computer with Fitbit's wireless sync dongle (included). Sync occurs automatically when your tracker sits within 20 feet of a dongle.
  • Sync your stats, see your progress
    Flex automatically syncs your data to PCs, Macs, many iOS devices and select Android phones without plugging in or pushing buttons. This gives you real-time access to your stats on the Fitbit dashboard throughout the day. Also with select NFC-enabled Android devices, you can tap your device to launch your Fitbit stats. It's like magic.
  • Bluetooth 4.0
    Fitbit's trackers are the first all-day activity trackers to offer Bluetooth 4.0 connectivity, delivering real-time stats without sapping your phone's battery. Flex will sync without you doing a thing.
  • Discover your trends
    Flex comes with free online tools and a mobile app that allow you to set goals and follow your progress through awesome graphs and charts. Log food, workouts and much more and get the inside scoop on your health. Knowing how close you are to reaching your goals gives you the motivation to reach them and aim higher.

Technical Specification

Product DescriptionFitbit Flex activity tracker - black
Product TypeActivity tracker
Tracking DataDistance, calories burned, activity, sleep activity, steps taken
Battery Run TimeUp to 120 hours
Dimensions (WxDxH)15.2 mm x 9.5 mm
Weight11.34 g

Waste Electrical and Electronic Equipment (WEEE) and waste batteries must never be placed in your waste disposal or recycling bins. WEEE is taken back free of charge at electrical retail outlets on a one-for-one like-for-like basis. There is a bin for small batteries in your local store. Local authority civic amenity facilities also take back WEEE and waste batteries free of charge. WEEE and waste battery recycling is free. For more detail please see our Policy Pages at

isNew is true
isReturning is false
isRegistered is false
gender is Unknown
ageTargeting is
isEligibleForBnpl is false
marketingCampaign is
targetedOffersAsString is
accountNumber is