Move to the beat of you with a slim heart rate wristband that tracks activity, sleep and exercise, displays notifications & sends Reminders to Move.
PurePulse Heart Rate
Get continuous, wrist-based heart rate tracking & simplified heart rate zones. Learn more.
Track steps, distance, calories burned, active minutes, hourly activity & stationary time.
Reminders to Move
Get friendly Reminders to Move that encourage you to reach an hourly goal of 250 steps.
Cardio Fitness Level
Get a better understanding of your fitness level and see how you can improve over time with a personalized Cardio Fitness Score.
See call, text & calendar alerts on display when your phone is nearby.*
Auto Sleep Tracking & Silent Alarms
Automatically track your sleep quality & wake up peacefully with a silent alarm.
See your time in light, deep and REM stages to better understand your sleep quality. Learn more.
Automatically recognizes select activities and records them in the exercise section of the Fitbit app.
Switch up your look with accessory bands in metal, leather & more.
Long Battery Life
Battery life up to 7 days so you can track all day & night without needing a charge.*
Tap to see your stats, time & notifications on an OLED display, plus customize your clock face.
Sync stats wirelessly & automatically to computers and 200+ leading iOS, Android and Windows devices.
*Battery life and charge cycles vary with use, settings, and other factors; actual results will vary. Smartphone notifications unavailable on Windows devices.
Sensors & Components
Battery and Power
We recommend charging Alta HR every few days to ensure you are always tracking.
Battery life up to 7 days. Battery life and charge cycles vary with use, settings, and other factors; actual results will vary.
Alta HR is rain, sweat and splash proof, but not shower or swim proof. If your tracker gets wet or if you sweat in it, remove and completely dry the band before putting it back on. Give your wrist a rest by taking the band off every now and then, and regularly clean your band and wrist.
The Fitbit Alta HR wristband is made of a flexible, durable elastomer material similar to that used in many sports watches. The tracker is made with surgical-grade stainless steel, and the buckle is made with aluminum.
Syncing & Notifications
Using Bluetooth LE wireless technology, Fitbit Alta HR sends smartphone notifications and syncs automatically to computers and 200+ mobile devices. Smartphone notifications may require Android 5.0+. Look up your device to check compatibility.