Sensors & Components
Built-in GPS + GLONASS
3-axis accelerometer
Altimeter
Wi-Fi (802.11b/g/n 2.4GHz)
Ambient light sensor
Microphones
Speaker
NFC
Vibration motor
Optical heart rate sensor
Device temperature sensor (skin temperature variation available through Premium only)
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 al
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