---
product_id: 53862329
title: "Fitness Tracker Smart Band Continuous Heart Rate Monitor, MGCOOL B3 / B4 Activity Tracker Bracelet Sleep Monitor Step Counter Stopwatch Distance Smart Watch Reminder, Christmas Gift (Band4-Blue)"
brand: "mgcool"
price: "A$139"
currency: AUD
in_stock: true
category: "Misc."
url: https://www.desertcart.com.au/products/53862329-fitness-tracker-smart-band-continuous-heart-rate-monitor-mgcool-b3
store_origin: AU
region: Australia
---

# Fitness Tracker Smart Band Continuous Heart Rate Monitor, MGCOOL B3 / B4 Activity Tracker Bracelet Sleep Monitor Step Counter Stopwatch Distance Smart Watch Reminder, Christmas Gift (Band4-Blue)

**Brand:** mgcool
**Price:** A$139
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Fitness Tracker Smart Band Continuous Heart Rate Monitor, MGCOOL B3 / B4 Activity Tracker Bracelet Sleep Monitor Step Counter Stopwatch Distance Smart Watch Reminder, Christmas Gift (Band4-Blue) by mgcool
- **How much does it cost?** A$139 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/53862329-fitness-tracker-smart-band-continuous-heart-rate-monitor-mgcool-b3)

## Best For

- mgcool enthusiasts

## Why This Product

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

## Description

Wanna know "the Frequency of your heart by doing Extreme sport or Yoga" ? or "The moments you heart leaps up or quite inside" ? By wearing our MGCOOL Band 3 / 4 Fitness Tracker, all you have to do is just to raise your wrist up ! Training on your own goal: On the APP you can customize your exercise goals and training plans, trace your running with smartphone GPS, share your weekly health to social medias.  Health and Sleep quality Analyse: Monitors your overnight sleep, the deep sleep and light sleep, through Smartphone app (iOS/Andriod) to check the sleep trend and help to improve the quality of sleep daily, weekly, and monthly.  Durable Battery for 20-30 days Long: There is a 105mAh(B3) / 90mAh(B4) Li battery, which can stand by almost 20-30 days and enables the tracker keep working for 8-10 days. Battery life and charge cycles vary with use, settings and other factors. Comfortable wearing and of your own character : The strap of Band 3 / 4 is made from soft silicone with smooth finish for sporty look, and there are two colors of the band bracelet: black and red for your choice to fit your style.  Specifications: Model:MGCOOL Band 3 / Band 4 Comaptible OS:Android 4.4 or above,iOS 8.0 or above BT Version: Bluetooth 4.0 G-Sensor: 3-axis APP Name: WearFit 2.0 Display size: B3 0.66″; B4 0,96" Display type:OLED Battery type:Li-ion Capacity:105mAh Working time:8-10 days Standby time:20-30 days Product size:248*24.2*11mm(B3); 255mm*22mm*11.2mm(B4) Package size:126mm*86mm*31mm Product weight:28g

## Features

- 【Splash waterproof, 0.96 " Large-Size OLED Screen, 4 Customizable Clock Faces 】 With larger screen, the fitness tracker shows more details more clearly on the screen. 4 main interfaces for choose, suit your own taste
- 【Intelligent, Automatic Real-time Heart Rate FitnessTracker 24/7】 Accurate optical sensor and advanced algorithms, enables heart rate continuously tracking all days long. Once wear it on, heart rate will record automatically, help to know your heart better.
- 【Multi-Functions Activity Tracker, Smart Reminder, Know Yourself Better】 Continuous HR/Sleep monitor, Steps/Calories/Distance counter; alarm, stopwatch, sedentary, call/SMS/SNS reminder, etc. Smart tracker for your fitness, help to know your body conditions and to form a healthy habit.
- 【Raise Wrist to Wake, In-depth Analysis For Training and Sleep 】Real-time information(CHR, steps ,distances, calories, sleep) shows on the screen everytime you raise your wrist up, and via Bluetooth synchronizing, the activity tracker will automatically form a daily/weekly/monthly In-depth Analysis, convenient and brilliant for your training and sleep health.
- 【100% MONEY-BACK GUARANTEE FOR 30DAYS 】 For whatever reason in 30 days, we'll replace or refund it --Absolutely NO risk! -- 12 months warranty and professional customer service support-Any problems contact with professional customer service support center: service@mgcool.cc

## Images

![Fitness Tracker Smart Band Continuous Heart Rate Monitor, MGCOOL B3 / B4 Activity Tracker Bracelet Sleep Monitor Step Counter Stopwatch Distance Smart Watch Reminder, Christmas Gift (Band4-Blue) - Image 1](https://images-na.ssl-images-amazon.com/images/I/41zoqnYgIBL.jpg)
![Fitness Tracker Smart Band Continuous Heart Rate Monitor, MGCOOL B3 / B4 Activity Tracker Bracelet Sleep Monitor Step Counter Stopwatch Distance Smart Watch Reminder, Christmas Gift (Band4-Blue) - Image 2](https://images-na.ssl-images-amazon.com/images/I/51%2BVqF-U6cL.jpg)
![Fitness Tracker Smart Band Continuous Heart Rate Monitor, MGCOOL B3 / B4 Activity Tracker Bracelet Sleep Monitor Step Counter Stopwatch Distance Smart Watch Reminder, Christmas Gift (Band4-Blue) - Image 3](https://images-na.ssl-images-amazon.com/images/I/5161Kq5W1RL.jpg)
![Fitness Tracker Smart Band Continuous Heart Rate Monitor, MGCOOL B3 / B4 Activity Tracker Bracelet Sleep Monitor Step Counter Stopwatch Distance Smart Watch Reminder, Christmas Gift (Band4-Blue) - Image 4](https://images-na.ssl-images-amazon.com/images/I/51sBf8quGOL.jpg)
![Fitness Tracker Smart Band Continuous Heart Rate Monitor, MGCOOL B3 / B4 Activity Tracker Bracelet Sleep Monitor Step Counter Stopwatch Distance Smart Watch Reminder, Christmas Gift (Band4-Blue) - Image 5](https://images-na.ssl-images-amazon.com/images/I/512sRzYk70L.jpg)

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**Shop now:** [https://www.desertcart.com.au/products/53862329-fitness-tracker-smart-band-continuous-heart-rate-monitor-mgcool-b3](https://www.desertcart.com.au/products/53862329-fitness-tracker-smart-band-continuous-heart-rate-monitor-mgcool-b3)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-23*