Sensors and Components
Fitbit Sense contains the following sensors and motors:
- Multi-path optical heart rate tracker
- Multipurpose electrical sensors compatible with the ECG app and EDA Scan app
- Altimeter, which tracks altitude changes
- 3-axis accelerometer, which tracks motion patterns
- On-wrist skin temperature sensor
- Ambient light sensor
- Built-in GPS receiver
+ GLONASS, which tracks your location during a workout
- Vibration motor
The band that comes with Sense is made of a flexible, durable elastomer material similar to that used in many sports watches.
The housing and buckle on Sense are made of
Our products may contain trace amounts of acrylates and methacrylates from adhesives used in those products but we work to ensure our products adhere to rigorous design specifications and meet extensive test requirements so as to minimum the potential for reaction to these adhesives.
Sense contains a Bluetooth 5.0 radio transceiver, Wi-Fi chip, and NFC chip.
Sense contains a vibration motor for alarms, goals, notifications, reminders, and apps.
Sense contains a rechargeable lithium-polymer battery.
Sense stores your data, including daily stats, sleep information, and exercise history, for 7 days. See your historical data in the Fitbit app.
Sense has a color AMOLED display.
Band sizes are shown below. Note that accessory bands sold separately may vary slightly.
|Small band||Fits a wrist between 5.5 - 7.1 inches (140 mm - 180 mm) in circumference|
|Large band||Fits a wrist between 7.1 - 8.7 inches (180 mm - 220 mm) in circumference|
To learn more about your watch,
Return policy and warranty
Find warranty information and the fitbit.com return policy on our website.