Fitbit Flex


Get ready to take your fitness to the next level with the Fitbit Flexthe revolutionary fitness tracking device that helps you stay fit and active!


The Fitbit Flex activity tracker is a revolutionary device that helps you to keep track of your fitness goals like never before. It allows you to track your steps, distance traveled, calories burned, and active minutes so you can stay active and reach your goals to live a healthier lifestyle.

With its sleek and slim design, the Fitbit Flex allows you to wear the tracker throughout the day without making any impact on your style. It is also water-resistant and features a rechargeable battery for convenience.

The Fitbit Flex is an amazing device that is perfect for tracking your activity and helping you stay on track of your fitness goals

Fitbit Flex properties

Product nameFlex
TypeActivity Trackers
Battery TypeLi-polymer
Battery Life120.0 h
FeaturesAccelerometer, Sleep Tracking
Colour (Watch)Black, Blue, Green, Grey, Orange, Pink, Purple, Red, Turquoise, Yellow
Colour (Strap)Black, Blue, Green, Grey, Orange, Pink, Purple, Red, Turquoise, Yellow
Water ResistantYes
Smartphone CompatibilityAndroid, Windows, iPhone
Wireless CommunicationBluetooth, NFC
Bluetooth Version4.0
Weight9 g
Thickness10.0 mm
Width14.0 mm

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Colour -Watch

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Water Resistant

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Bluetooth Version





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Do you know that you can use Fitbit Flex as a GPS Tracker?

All smart watches and sports bands equipped with GPS receivers such as Fitbit Flex can be used as a GPS tracker. It doesn't matter how you connect to the internet - direct (eSIM) or indirect via a smartphone. In both cases, you can track your wearable device online in real time. More information is available on this GPS tracking platform for smartwatches.

What features has Fitbit Flex?

This device has accelerometer, sleep tracking. You might be interested in some other devices with sleep tracking. If that so, you can find it here.

What kind of wireless communication do you need for activity tracking?

If you want to track your activity during training, you need a device that can communicate. Fitbit Flex have several types of comunication. For example Bluetooth, NFC. The best activity truckers have NFC and you can find them here. More information about wireless communication in activity trackers can be found in our article.