Fitbit Sense Health Watch + ECG App.

The advanced health smartwatch that helps you tune in to your body with tools for heart health, stress management, skin temperature & more.

• Stress Management
• Compatible ECG App
• Skin Temperature Sensor
• Sleep Tools for Better ZZZs
• Smart in Every Way
• Leading Edge Design

Your Guide To Better Health.

Every part of you contributes to your health. Sense keeps you informed and empowered with innovative stress, skin temperature, heart & sleep features.

Mindful Stress Management.

See a graph of your electrodermal activity, understand your stress, log your mood and more.

Free Premium Trial.

Unlock a 6-month trial with personalized insights, guided programs to improve your sleep and nutrition, advanced tools & more.

Better ZZZs.

Restful sleep is key, so Sense interprets your sleep quality with a Sleep Score & tracks your sleep stages with your resting heart rate.

Heart Rhythm Assessment with ECG App.

Assess your heart right from your wrist for atrial fibrillation—a heart rhythm irregularity—and easily share results with a doctor.

On-Wrist Skin Temperature Sensor.

Sense tracks your skin temperature each night to show how it varies from your personal baseline, so you can spot trends.

Built-in GPS.

Sense is the ultimate activity companion—with pace and distance, plus a workout map in the app to show your heart rate intensity.

Smart In Every Way.

Raise the bar on what a smartwatch should be with long-lasting battery and all the bells and whistles—so you can run your day without missing a beat.

Multi-path optical heart rate sensor
Multipurpose electrical sensors compatible with ECG app & EDA app
Gyroscope
Altimeter
3-axis accelerometer
Skin temperature sensor
Ambient light sensor
Wi-Fi (802.11b/g/n 2.4GHz)
NFC
Built-in GPS + GLONASS
Vibration motor
Speaker (75dB SPL @10cm)
Microphone

Memory

Saves 7 days of detailed motion data, minute by minute
Saves daily totals for past 30 days
Stores heart rate data at 1 second intervals during exercise tracking and at 5 second intervals all other times

Water Resistance

Water resistant to 50 meters. After getting the band wet, we recommend drying the band because, as with any wearable device, it's best for your skin if the band is clean and dry.

Care

Give your wrist a rest by taking the band off every now and then. If the band gets wet or you sweat in it, remove and completely dry the band before putting it back on

Materials

This watch includes a band made of a flexible material similar to that used in many sports watches, as well as an aluminum watch case and buckle.

Environmental Requirements

Operating temperature: 14 Degree to 113 Degree F
Maximum operating altitude: 28,000ft

Battery & Power

Battery life up to 6+ days. Battery life and charge cycles vary with use, settings, and other factors; actual results will vary. Use of the always-on display feature will require more frequent charging. We recommend charging every few days to ensure you're always tracking