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Sensors & Components
OLED tap display
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.
Battery type: Lithium-polymer
Charge time: One to two hours
Radio transceiver: Bluetooth 4.0
Saves 7 days of detailed motion data – minute by minute.
Saves daily totals for past 30 days
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. The Alta HR gunmetal tracker is made with premium PVD plating, and the rose gold tracker is plated with 22k rose gold.
Operating temperature: 14° to 113° F
Maximum operating altitude: 30,000 feet
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.
Syncing range: Up to 30 feet
Syncing requires Bluetooth LE and Internet connection. Windows 10 computers that do not have Bluetooth LE will need a wireless sync dongle in order to sync.
Syncs with Mac OS X 10.6 and up, iPhone 4S and later, iPad 3 gen. and later, Android 4.3 and later, and Windows 10 devices.
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