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Overview

Elevate your fitness tracking with the Fitbit Sense smartwatch. It detects electrodermal activity with the on-wrist EDA Scan app for stress management, helps you assess your heart health with a compatible on-wrist ECG app, tracks SpO2, calories burned, steps, sleep, skin temperature, and more. Smartphone notifications, built-in GPS, Google Assistant, and Amazon Alexa keep you connected on the go.
Open Box

Open Box - Fitbit Sense Smartwatch with Heart/Stress Management Tools & Voice Assistant - Carbon

Brand: Fitbit
Model: FB512BKBK
Web Code: 18924227
Sold and shipped by | 4.3 seller rating (426 reviews)

Sale ends: *

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

Advanced tracking

Optimize your workout routine with a Daily Readiness Score that reveals if you’re ready to exercise or should focus on recovery (Requires Fitbit Premium membership. Premium content recommendations are not available in all locales and may be in English only.)

Compatible ECG app helps assess your heart for atrial fibrillation, a heart rhythm irregularity (note: The Fitbit ECG app is only available in select countries. Not intended for use by people under 22 years old. See fitbit.com/ecg for details.)

EDA Scan app detects electrodermal activity for stress management, heart health, SpO2, calories burned, steps, sleep, skin temperature, and more

High and low heart-rate notifications alert you if yours seems above or below your average

On-wrist sensor logs your temperature each night so you can see how it varies

Conveniently monitor your nightly blood oxygen levels at a glance with the collection of SpO2 clock faces and in the Fitbit app

Built-in GPS allows you to track pace and distance on your runs and hikes, even without your phone

Tracks calories burned, steps, distance, running, elevation, and sleep to help you reach your wellness goals

Functional, fashionable, and rugged

Stainless steel case and a silicone band promise sleek style and long-lasting durability

Illuminated AMOLED touchscreen display delivers exceptional visibility

Water resistance to 50 metres keeps the watch safe while you're swimming or showering

Power to keep going

Lithium-ion polymer battery delivers up to 6 days of battery life on a single charge

Fast charging in just 12 minutes gives you an additional day of battery

Quickly recharges in 1 hour with the included USB cable

Convenient connectivity

Vibrating and illuminated alerts let you know of incoming or missed calls so you always stay connected

Integrated Amazon Alexa and compatibility with Google Assistant let you use simple voice commands to get quick info, set reminders, and do more from your watch

Built-in mic and speaker let you take Bluetooth calls hands-free, send callers to voicemail and adjust volume (Available when phone is nearby. Requires more frequent charging).

Stay in the social loop with access to Facebook, Twitter, Instagram, Google+, weather info, and more

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Information about the manufacturer’s availability guarantee can be found .

Shipping Charges

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Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Smartwatches
Return/Exchange Period
30 days
Condition
Opened