---
product_id: 735810580
title: "Fitbit Sense Advanced Smartwatch with Tools for Heart Health, Stress Management & Skin Temperature Trends, Sage Grey/Silver, One Size (S & L Bands Included)"
brand: "fitbit"
price: "39692 kr"
currency: ISK
in_stock: true
category: "Fitbit"
url: https://www.desertcart.is/products/735810580-fitbit-sense-advanced-smartwatch-with-tools-for-heart-health-stress
store_origin: IS
region: Iceland
---

# 6+ days battery life with fast charge Built-in GPS for phone-free tracking ECG detects atrial fibrillation Fitbit Sense Advanced Smartwatch with Tools for Heart Health, Stress Management & Skin Temperature Trends, Sage Grey/Silver, One Size (S & L Bands Included)

**Brand:** fitbit
**Price:** 39692 kr
**Availability:** ✅ In Stock

## Summary

> ⌚ Elevate your wellness game with Fitbit Sense — where cutting-edge health meets sleek style.

## Quick Answers

- **What is this?** Fitbit Sense Advanced Smartwatch with Tools for Heart Health, Stress Management & Skin Temperature Trends, Sage Grey/Silver, One Size (S & L Bands Included) by fitbit
- **How much does it cost?** 39692 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/735810580-fitbit-sense-advanced-smartwatch-with-tools-for-heart-health-stress)

## 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

- • **Stay Powered Longer:** 6+ days battery life with a lightning-fast 12-minute charge for a full day’s use—never miss a beat.
- • **Heart Health at a Glance:** On-wrist ECG app screens for atrial fibrillation, empowering proactive cardiac care.
- • **Smart, Hands-Free Control:** Built-in Alexa lets you manage your day, check weather, and control smart devices—all from your wrist.
- • **Stress Management Mastery:** EDA Scan app tracks electrodermal activity to decode your body's stress signals in real time.
- • **Sleep & Skin Temperature Insights:** Nightly skin temperature monitoring reveals subtle health trends you won’t want to miss.

## Overview

The Fitbit Sense is a premium smartwatch designed for health-conscious professionals, featuring advanced heart health monitoring with ECG, stress tracking via electrodermal activity, and skin temperature sensing. It offers over 6 days of battery life with rapid charging, built-in GPS for accurate activity tracking without a phone, and integrated voice assistant support. Includes a 6-month Fitbit Premium trial for personalized health insights, all wrapped in a modern, water-resistant design.

## Description

Meet Fitbit Sense—the advanced smartwatch that helps you tune in to your body and guides you toward better health. Assess your heart for atrial fibrillation (Afib) with a compatible ECG app right on your wrist, track & manage stress, better understand your sleep quality and even keep an eye on patterns in your skin temperature. Plus, Sense unlocks a 6-month free trial of personalized guidance and advanced insights from Fitbit Premium for new users. Fitbit is part of the Google family. Requires use of Fitbit app with compatible iPhone or Android devices. A Google account will be required.

## Features

- Optimize your workouts with a Daily Readiness Score that reveals if you’re ready to exercise or should focus on recover (requires Fitbit Premium membership. Premium content recommendations are not available in all locales and may be in English only)
- EDA Scan app detects electrodermal activity which may indicate your body's response to stress and a built-in skin temperature sensor logs yours each night so you can see when it varies
- With a compatible ECG app right on your wrist, assess your heart for atrial fibrillation--a heart rhythm irregularity--and share the results with your doctor (Only available in select countries. Not intended for use by people under 22 years old)
- An on-wrist skin temperature sensor tracks yours each night so you can see how it varies
- Includes a 6-month Premium membership complete with personalized insights, advanced analytics, guided programs and more (New & returning Premium users only. Must activate trial within 60-days of device activation. Content and features may change)
- High & low heart rate notifications alert you if yours seems above or below your average
- Battery lasts 6+ days—plus, fast charging gives you a full day’s charge in just 12 minutes (Varies with use and other factors; up to 12 hours with continuous GPS)
- Use built-in GPS during runs, hikes, rides and more to see pace & distance without your phone
- Use your voice with desertcart Alexa Built-in to check the weather, set reminders, control smart home appliances and more from your watch (Voice assistant availability and features may vary)
- Small fits wrist 5.5" - 7.1" in circumference and Large fits wrist 7.1" - 8.7" in circumference

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09B7W8K38 |
| ASIN  | B09B7W8K38 |
| Additional Features | Time Display, Notifications, Heart Rate Monitor, Sleep Monitor, Menstural Health Tracking, Activity Tracker, Voice Assistant, Stress Tracking, ECG, Oxymeter (SpO2), Pedometer, Body Temperature Monitor, GPS |
| Age Range Description | Adult |
| Band Color | grey |
| Band Material Type | Silicone |
| Batteries  | 1 Lithium Ion batteries required. (included) |
| Battery Average Life | 6 days |
| Battery Cell Type | Lithium Ion |
| Battery Charge Time | 12 minutes |
| Best Sellers Rank | #44,919 in Electronics ( See Top 100 in Electronics ) #81 in Heart Rate Monitors (Sports & Outdoors) #9,880 in Wearable Technology (Electronics) |
| Brand | Fitbit |
| Built-In Media | Band, Charging Cable, Device |
| Case Material Type | Acrylonitrile Butadiene Styrene (ABS) |
| Clasp Type | Buckle |
| Closure Type | Buckle |
| Color | Sage Grey/Silver |
| Communication Feature | Amazon Alexa, Google Assistant |
| Compatible Devices | Smartphone |
| Compatible Phone Models | All current iPhone models, All current Android models |
| Connectivity Technology | Bluetooth |
| Controller Type | Amazon Alexa,Google Assistant,iOS,Android |
| Customer Reviews | 4.1 4.1 out of 5 stars (2,987) |
| Date First Available  | August 16, 2021 |
| Display Type | Analog |
| GPS Geotagging Functionality | Built-in GPS |
| Human Interface Input | Touchscreen |
| Item Dimensions | 1.59 x 1.59 x 0.48 inches |
| Item Weight | 0.2 kg |
| Item model number  | FB512SRSG |
| Manufacturer | Fitbit Inc |
| Manufacturer  | Fitbit Inc |
| Maximum Display Brightness | 1000 nit |
| Memory Storage Capacity | 6400 MB |
| Metrics Measured | accelerometer, optical_heart_rate, ecg, spo2, gps |
| Model Name | Sense |
| Model Number | FB512SRSG |
| Operating System | android |
| Product Dimensions  | 1.59 x 1.59 x 0.48 inches; 7.05 ounces |
| Resolution | 4K |
| Screen Size | 1.69 inches |
| Shape | Rectangular |
| Sport Type | Fitness |
| Style Name | Modern |
| Supported Application | GPS |
| Supported Satellite Navigation System | GPS |
| Target Audience | Unisex Adults |
| UPC | 811138036942 |
| Unit Count | 1 Count |
| Warranty Description | 1 Year |
| Warranty Type | Limited |
| Water Resistance Depth | 50 meters |
| Water Resistance Level | Water Resistant |
| Waterproof Rating | ip67 |
| Wearable Computer Type | Smart Watch |
| Wireless Compability | Bluetooth |
| Wireless Provider | du |

## Product Details

- **Battery Cell Composition:** Lithium Ion
- **Brand:** Fitbit
- **Connectivity Technology:** Bluetooth
- **GPS:** Built-in GPS
- **Memory Storage Capacity:** 6400 MB
- **Operating System:** android
- **Screen Size:** 1.69 inches
- **Shape:** Rectangular
- **Wireless Communication Standard:** Bluetooth

## Images

![Fitbit Sense Advanced Smartwatch with Tools for Heart Health, Stress Management & Skin Temperature Trends, Sage Grey/Silver, One Size (S & L Bands Included) - Image 1](https://m.media-amazon.com/images/I/51gR0z6lnuL.jpg)

## Available Options

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

## Questions & Answers

**Q: In the product details it says date first available ‏ : ‎ august 16, 2021. but all the reviews, especially the ones, are all dated in the year 2020?**
A: No

**Q: has the support been updated to integrate with google assistant and voice commands?**
A: Yes, the Sense works with Google Assistant.  There are several ways to access it including the one touch button if programed accordingly.

**Q: Can I add golf course to the watch ?**
A: Yes. You can log golfing on daily exercise.

**Q: Watch stopped charging**
A: I had samething, I plug it in all night, it was charged 100%. Make sure contacts are clean & install correctly.

## Frequently Bought Together

- Fitbit Sense Advanced Smartwatch with Tools for Heart Health, Stress Management & Skin Temperature Trends, Sage Grey/Silver, One Size (S & L Bands Included)
- NANW 4-Pack Screen Protector Case Compatible with Fitbit Sense/Versa 3, Soft TPU Plated Bumper Full Cover Protective Cases for Sense Smartwatch [Scratch-Proof]
- ArmorSuit [6 Pack] MilitaryShield Screen Protector Designed for Fibit Versa 3 / Fitbit Sense (2020) Max Coverage Anti-Bubble HD Clear Film

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**Shop now:** [https://www.desertcart.is/products/735810580-fitbit-sense-advanced-smartwatch-with-tools-for-heart-health-stress](https://www.desertcart.is/products/735810580-fitbit-sense-advanced-smartwatch-with-tools-for-heart-health-stress)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-10-08*