FITBIT
FITBIT FB521GLBM-US SENSE 2,BLUE MIST/PALE GOLD ALUMINUM
Mfg Part Number: FB521GLBM-US , Item #: 5035109
Image may not reflect the actual item.
Price: $292.57
Quantity:
More to Come
Last Updated: Oct 25, 2026
No Sales Tax except these states
, PO and Wire.
Meet Sense 2-the smartwatch designed to help you stress less, sleep better & live healthier. Plus, continuous tracking of your heart & activity lets you track your overall wellness. Get on-the-go assistance with Google Wallet & Maps, and dive deep into your health & fitness with the included 6-month Premium membership.
Keep stress in check
Managing stress can lead to better sleep & more energy. Get smart reminders to reflect on signs of stress in your body with a new continuous EDA sensor while actively managing them with exercise, deep breathing & more.
Make sense of your sleep
Learn how to maximize rest with tools that track your sleep quality and pinpoint areas you can focus on improving. Premium gives you even more insights-see a personalized analysis of your sleep each month and get matched with a sleep animal that most closely mirrors your sleep style.
Watch your well-being
Track key health metrics like blood oxygen (SpO2) & heart rate variability to help illuminate changes in your wellness so you can adjust your routine to better support your health. You can even use the ECG app and irregular heart rhythm notifications to assess your heart for atrial fibrillation.
Keep stress in check
Managing stress can lead to better sleep & more energy. Get smart reminders to reflect on signs of stress in your body with a new continuous EDA sensor while actively managing them with exercise, deep breathing & more.
Make sense of your sleep
Learn how to maximize rest with tools that track your sleep quality and pinpoint areas you can focus on improving. Premium gives you even more insights-see a personalized analysis of your sleep each month and get matched with a sleep animal that most closely mirrors your sleep style.
Watch your well-being
Track key health metrics like blood oxygen (SpO2) & heart rate variability to help illuminate changes in your wellness so you can adjust your routine to better support your health. You can even use the ECG app and irregular heart rhythm notifications to assess your heart for atrial fibrillation.
Main Specification
| General Information | |
| Manufacturer | Google, Inc |
| Manufacturer Part Number | FB521GLBM-US |
| Manufacturer Website Address | http://www.google.com |
| Brand Name | Fitbit |
| Product Line | Sense 2 |
| Product Model | FB521 |
| Product Name | Sense 2 FB521 Smart Watch |
| Product Type | Smart Watch |
| Technical Information | |
| Sensor Type | Heart Rate Monitor |
| Sensor Type | Pulse Oximeter Sensor |
| Functions | Phone |
| Functions | Push Notification |
| Functions | Sleep Monitor |
| Functions | Speaker |
| Functions | Text Messaging |
| Body Metrics Measured | Distance Traveled |
| Body Metrics Measured | Heart Rate |
| Body Metrics Measured | Stress |
| Body Metrics Measured | Pace |
| Body Metrics Measured | Sleep Quality |
| Network & Communication | |
| Wireless Connectivity Technology | GPS |
| Bluetooth | Yes |
| GPS | Yes |
| Battery Information | |
| Maximum Battery Run Time | 144 Hour |
| Physical Characteristics | |
| Color Family | Dual Color |
| Product Color | Soft Gold Aluminium |
| Product Color | Misty Blue |
| Height | 0.4" |
| Width | 1.6" |
| Weight (Approximate) | 0.85 oz |
| Miscellaneous | |
| Application/Usage | Golf |
| Application/Usage | Skiing |
| Application/Usage | Health & Fitness |
| Warranty | |
| Limited Warranty | 1 Year |
WARNING:: The plastic used in cable products can expose you to lead and lead components,
chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
