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Overview

Meet sense 2—the smartwatch designed to help you stress less, sleep better live healthier. Get help identifying stress and get the tools to better manage it. Learn more about your sleep and how to improve your rest with detailed nighttime tracking and a unique sleep profile. Track key heart-health indicators so you can make more informed wellness decisions.
Open Box

Open Box - Fitbit Sense 2 Advanced Health and Fitness Smartwatch

Brand: Fitbit
Model: FB521
Web Code: 17811790
Sold and shipped by | 4.4 seller rating (43 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

Warranty

Check with the manufacturer for details.

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

Learn to manage stress, sleep better and live healthier with Sense 2—our most advanced health and fitness smartwatch

Manage stress and live healthier: all-day stress detection with cEDA and daily stress management score, ECG app for atrial fibrillation assessment, irregular heart rhythm notifications, spO2(3), health metrics dashboard, menstrual health tracking and mindfulness content

Track and improve sleep quality: personalized sleep profile, daily sleep stages sleep score, smart wake alarm and do not disturb mode

Enhance activity: built-in GPSand workout intensity map, daily readiness score, active zone minutes, all-day activity tracking and 24/7 heart rate, 40+ exercise modes and automatic exercise tracking, slim and water resistant to 50 meters

Designed for all-day wear: on-wrist Bluetooth calls, texts and phone notifications, customizable clock faces, Fitbit pay, Amazon Alexa built-in, Google Wallet & Maps (Google Maps Android only, coming Spring 2023 to iOS), 6+ day battery

Includes 6-month premium membership for deeper insights guidance, exclusive workouts, mindfulness sessions and more

Trade in

Trade in your smartwatch for a Best Buy gift card.*

Product Condition
Open Box

Display

Touchscreen
Yes

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

Free standard shipping may be available on orders over a minimum amount (before taxes, fees, and promo codes). Shipping charges may vary based on item size and your shipping address. Want a shipping charge estimate? Simply add an item to your cart, then access the cart and enter your postal code in the shipping estimate section.

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*:
  • Quebec
*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

Learn more about returning a Marketplace product