Fitbit Sense 2

Fitbit Sense 2 SmartwatchOverviewExplore the specs.ColorsShadow Grey / Graphite AluminumLunar White / Platinum AluminumBlue Mist / Soft Gold AluminumDimensions and weightLength: 1.59 in (40.5 mm)Width: 1.59 in (40.5 mm)Height: 0.44 in (11.2 mm)Weight: 0.08 lb (37.64 g)Battery and powerBattery life of 6+ days. Battery life and charge cycles vary with use, settings and other factors; actual results will vary. Use of the always-on display, SpO2 and the cEDA sensor will require more frequent charging. Up to 5 hours with continuous GPS. We recommend charging your tracker every few days to ensure you are always tracking.MemorySaves 7 days of detailed motion data, minute by minuteEnvironmental requirementsOperating temperature: -14° to 113°FSensors and componentsMulti-path optical heart rate sensorElectrical sensor to measure skin conductance (cEDA) for body response trackingMultipurpose electrical sensors compatible with ECG app & EDA app. ECG not available in all countries.Red and infrared sensors for oxygen saturation (SpO2) monitoring. Not available in all countries. Not intended to diagnose or treat any medical condition or for any other medical purpose. Intended to help you manage your well-being and keep track of your information. Requires more frequent charging.GyroscopeAltimeter3-axis accelerometerSkin temperature sensor. Only available in the Fitbit app and only displays variation. Not available in all markets. Not intended for medical purposes. Significant changes in ambient temperature may negatively impact skin temperature tracking.Ambient light sensorWiFi (deactivated, cannot be turned on)NFCBuilt-in GPS + GLONASSVibration motorSpeaker (75dB SPL @10cm)MicrophoneDisplayAMOLED displayCorning® Gorilla® Glass 3Water resistanceWater resistant to 50m. 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.MaterialsThis 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.Band sizeBoth small and large sizes included in box.Small: Fits wrist 5.1 - 7 inches in circumferenceLarge: Fits wrist 6.5 - 8.6 inches in circumferenceWhat´s in the boxFitbit Sense 2Charging cableRequirementsGoogle account will be required. Learn more.The Fitbit app is compatible with most popular phones. 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 16.4 or higher.Android OS 11.0 or higher. See additional tips for Android phones here.Syncing range: Up to 30ftCertain features like smartphone notifications may require Android 11+. Check your device compatibility.Syncing requires Bluetooth® LE, an internet connection and location permissions granted on the phone