---
product_id: 500686770
title: "Fitbit Flex Wireless Activity + Sleep Wristband, Black, Pedometer, Small/Large"
brand: "fitbit"
price: "2344 kr"
currency: NOK
in_stock: true
category: "Fitbit"
url: https://www.desertcart.no/products/500686770-fitbit-flex-wireless-activity-sleep-wristband-black-pedometer-small-large
store_origin: NO
region: Norway
---

# Water resistant up to 1 ATM Bluetooth 4.0 wireless sync 7-10 days battery life Fitbit Flex Wireless Activity + Sleep Wristband, Black, Pedometer, Small/Large

**Brand:** fitbit
**Price:** 2344 kr
**Availability:** ✅ In Stock

## Summary

> 🔥 Stay ahead of the pack with Fitbit Flex – your sleek, wireless fitness sidekick!

## Quick Answers

- **What is this?** Fitbit Flex Wireless Activity + Sleep Wristband, Black, Pedometer, Small/Large by fitbit
- **How much does it cost?** 2344 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/products/500686770-fitbit-flex-wireless-activity-sleep-wristband-black-pedometer-small-large)

## Best For

- fitbit enthusiasts

## Why This Product

- Trusted fitbit brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Motivation in a Glance:** Five LED lights show your progress in real-time, turning daily goals into a fun, visual challenge you can’t ignore.
- • **All-Day Comfort & Style:** Slim, minimalist design with interchangeable bands (small & large included) that fits your lifestyle and wardrobe effortlessly.
- • **Long-Lasting Battery Life:** Up to 10 days on a single charge means less downtime and more time crushing your fitness goals.
- • **Seamless Wireless Syncing:** Automatically syncs your activity and sleep data to 150+ leading devices within 20 feet—stay connected without lifting a finger.
- • **Sleep Smarter, Wake Refreshed:** Tracks sleep quality and silently wakes you with a gentle vibration—no more disturbing your partner.

## Overview

The Fitbit Flex is a sleek, wireless activity and sleep tracker that syncs effortlessly via Bluetooth 4.0 to over 150 devices. It monitors steps, distance, calories burned, and sleep quality, featuring a silent wake alarm and motivating LED progress lights. Water-resistant up to 1 ATM and boasting a 7-10 day battery life, it’s designed for all-day comfort with interchangeable bands, making it the perfect companion for busy professionals seeking a stylish, reliable fitness boost.

## Description

Never stop moving with Fitbit Flex. Wear this slim, stylish device all the time and get the motivation you need to get out and be more active. It tracks steps, distance, and calories burned and shows you how you’re stacking up against your daily goals. At night, it tracks your sleep cycle, helps you learn how to sleep better, and wakes you silently in the morning. Access your stats anytime on your computer, tablet or from leading smartphones – both iPhone and Android. Flex is your perfect companion, it’s with you everywhere even in the shower. Plus, it looks good no matter what you’re wearing.

## Features

- One syncs automatically and wireless to tablets, computers and 150+ leading iOS, Android and Windows smartphones using Bluetooth 4.0 wireless technology. Syncing two computers requires Internet connection and USB port. Syncing to mobile devices requires Bluetooth and Internet connection. Syncing range: 20 feet. Call notifications via Bluetooth 4.0
- Water Resistance: Charge has been tested up to 1 ATM meaning it is sweat, rain and splash proof. However, the device is not swim proof. We also recommend taking charge off before showering because, as with any wearable device, it’s best for your skin if the band stays dry and clean
- Warning: Do not use if you have a pacemaker or other internal, or implanted medical device. Not intended for use by children under 13. Always consult your physician. Slippery when wet
- We recommend charging your device every few days to ensure you are always tracking. Charge time: One to two hours. Battery life: up to 7 - 10 days. Battery type: Lithium-polymer
- Syncs with Windows Vista and later, Mac OS X 10.6 and up, iPhone 4S and later, iPad 3 gen. and later, and leading Android and Windows devices.Tracks steps, distance, calories burned and active minutes.Monitor how long and well you sleep.Wakes you (and not your partner) with a silent wake alarm.LED lights show how your day is stacking up anst your goal.Slim, comfortable and easy to wear (sold with both large and small wristbands included with an interchangeable clasp).Tracks steps, distance, calories burned and active minutes.Monitor how long and well you sleep.Wakes you (and not your partner) with a silent wake alarm.LED lights show how your day is stacking up anst your goal.Slim, comfortable and easy to wear (sold with both large and small wristbands included with an interchangeable clasp).Sync stats wirelessly and automatically to your computer and over 150 leading smartphones.1 wristband which acts both as an Activity & Sleep wristband. There is no seperate Sleep wristband.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00BGO0Q9O |
| ASIN  | B00BGO0Q9O |
| Additional Features | Sleep Monitor |
| Age Range Description | Adult |
| Band Color | black |
| Band Material Type | Silicone |
| Batteries  | Lithium Metal batteries required. (included) |
| Battery Average Life | 48 hours |
| Battery Capacity | 330 amp_hours |
| Battery Cell Type | Lithium Polymer |
| Battery Charge Time | 1.5 hours |
| Best Sellers Rank | #170,527 in Sporting Goods ( See Top 100 in Sporting Goods ) #771 in Activity Trackers |
| Brand | Fitbit |
| Built-In Media | Wristbands (large and small) and interchangeable clasp |
| Case Material Type | Plastic |
| Clasp Type | Single Pusher Foldover Clasp |
| Closure Type | Clasp |
| Color | Black |
| Communication Feature | Bluetooth, USB |
| Compatible Devices | Samsung Galaxy Note 10.1, Samsung Galaxy Note II, Samsung Galaxy S III, Samsung Galaxy S4, iPad 3, iPad 4, iPad mini, iPhone 4S and up, iPod Touch (5th generation) |
| Compatible Phone Models | [iPhone 4S and up, Samsung Galaxy S4, Samsung Galaxy S III, Samsung Galaxy Note II] |
| Connectivity Technology | Bluetooth, USB |
| Controller Type | IOS |
| Customer Reviews | 3.9 3.9 out of 5 stars (18,236) |
| Customer reviews | 3.9 3.9 out of 5 stars (18,236) |
| Department  | unisex-adult |
| Display Type | LED |
| External Testing Certification | FCC, CE, R&TTE |
| GPS Geotagging Functionality | No GPS |
| Global Trade Identification Number | 00713524579838, 00810351024606, 00898628002649 |
| Human Interface Input | Touchscreen |
| Is Discontinued By Manufacturer  | No |
| Item Dimensions | 15 x 10 x 208 millimeters |
| Item Weight | 91 g |
| Item model number  | RZS-000-01 |
| Manufacturer | Fitbit Inc |
| Manufacturer  | Fitbit Inc |
| Metrics Measured | accelerometer |
| Model Name | Flex |
| Model Number | RZS-000-01 |
| Operating System | ios |
| Product Dimensions  | 1.52 x 0.95 x 20.83 cm; 90.72 g |
| Resolution | 180 x 180 |
| Screen Size | 1.04 Inches |
| Shape | Rectangular |
| Sport Type | Running, exercise_&_fitness, exercise_&_fitness, outdoor lifestyle, running, outdoor lifestyle |
| Style Name | minimalist |
| Supported Application | Alarm, Sleep Monitor |
| Supported Satellite Navigation System | GPS |
| Target Audience | Unisex Adults |
| UPC | 713524579838 745750683690 898628002649 810351020691 043396312937 810351024798 810351024606 810351020295 898628002663 656107328419 603470069609 |
| Unit Count | 1.0 Count |
| Warranty Description | 1 year parts and labor |
| Warranty Type | Standard |
| Water Resistance Depth | 10 Meters |
| Water Resistance Level | Water Resistant |
| Waterproof Rating | IPX4 |
| Wearable Computer Type | Activity Tracker |
| Wireless Compability | Bluetooth |
| Wireless Provider | Unlocked |

## Product Details

- **Battery capacity:** 330 amp_hours
- **Connectivity technology:** Bluetooth, USB
- **Operating system:** ios
- **Special features:** Sleep Monitor
- **Wireless communication standard:** Bluetooth

## Images

![Fitbit Flex Wireless Activity + Sleep Wristband, Black, Pedometer, Small/Large - Image 1](https://m.media-amazon.com/images/I/51N0Y6osPIL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Frequently Bought Together

- Fitbit Flex Wireless Activity Plus Sleep Wristband, Pink
- EXMRAT Compatible with Fitbit Flex 2 Charger Cable (2Pack, 30cm/1ft), USB Charger Charging Cable for Fitbit Flex 2 (Black, 2Pack)
- MIJOBS Necklace Compatible with Fitbit Flex 2 Band Stainless Steel Pendant Metal Accessory

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**Shop now:** [https://www.desertcart.no/products/500686770-fitbit-flex-wireless-activity-sleep-wristband-black-pedometer-small-large](https://www.desertcart.no/products/500686770-fitbit-flex-wireless-activity-sleep-wristband-black-pedometer-small-large)

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*Product available on Desertcart Norway*
*Store origin: NO*
*Last updated: 2026-10-18*