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24/7 Heart Rate
Resting Heart Rate
Guided Breathing Sessions
Menstrual Health Tracking
Active Zone Minutes
Heart Rate Zones
Cardio Fitness Level
Swimproof + Swim Tracking
Real-Time Pace & Distance
Workout Intensity Map—In App Only
20+ Exercise Modes + SmartTrack™
All-Day Calorie Burn
Reminders to Move
DESIGN & MORE
Up to 10 Days of Battery
Google Fast Pair
Do Not Disturb Mode
Timer & Stopwatch
Bands & Accessories
Fitbit Inspire 2™
Classic wristband (both small & large)
Sensors & Components
Optical heart rate monitor
Battery & Power
Battery life of up to 10 days. Battery life and charge cycles vary with use, settings and other factors; actual results will vary. We recommend charging your tracker every few days to ensure you are always tracking.
Battery type: Lithium-polymer
Charge time (0-100%): Two hours
Radio transceiver: Bluetooth® 4.2
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 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. Learn more.
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. Learn more.
The Inspire 2 band is made of a premium, comfortable silicone (similar to that used in many sport watches) and fastens with a plastic buckle and tang.
Like all heart rate tracking technologies, accuracy is affected by physiology, location of device and different movements.
Operating temperature: 14° to 113°F
Maximum operating altitude: 28,000 ft
The Fitbit app is compatible with most popular phones and tablets. To set up and use your Fitbit products and services, you must install the Fitbit app on a compatible device running one of the following operating systems:
-Apple iOS 12.2 or higher.
Syncing range: Up to 30ft
Certain features like smartphone notifications may require Android 7.0+. Check your device compatibility.
Syncing requires Bluetooth® LE and internet connection.
Syncs with Mac OS X 12.2 and up, iPhone 5S and later, iPad 5 gen. and later, Android 7.0 and later.
Print this guide to find the right size for you. Both small and large sizes included in box.
Small: Fits wrist 5.5″ – 7.1″ in circumference
Large: Fits wrist 7.1″ – 8.7″ in circumference
Dimensions: 1.47″ l x .66″ w x .5″ h