Fitbit Sense Health Smartwatch, Activity Tracker, Heart Rate Monitor, w/ Charger

Description

Like new. No flaws, cosmetic or functional. Excellent battery life. Details on product from the Fitbit website below:
HEALTH
Stress Management
Score
EDA Scan
App
Reflection
Fitbit ECG
App
Oxygen Saturation (SpO2)
Monitoring
On-Wrist Skin Temperature
Sensor
Free Fitbit Premium™
Trial
High & Low Heart Rate
Notifications
24/7 Heart Rate Tracking with PurePulse®
2.0
Heart Rate
Zones
Breathing
Rate
Heart Rate
Variability
Menstrual Health
Tracking
DAY & NIGHT
Built-In
GPS
Workout Intensity Map—In App
Only
Active Zone
Minutes
20+ Goal-Based Exercise Modes + SmartTrack™
Swimproof
All-Day Activity
Tracking
Sleep Stages & Sleep
Score
Smart
Wake
Sleep
Mode
Do Not Disturb
Mode
SMART
Voice
Assistant
Calls From Your Wrist
Call, Text & App
Notifications
Music
Experience
Fitbit
Pay™
Always-On Display
Mode
Apps on Your
Wrist
Find My Phone
App
Clock
Faces
DESIGN & MORE
6+ Day
Battery
Fast
Charging
Biosensor
Core
Leading Edge
Design
Infinity
Band
Accessories
Fitbit
App
Sensors & Components
Multi-path optical heart rate sensor
Multipurpose electrical sensors compatible with ECG app & EDA app
Red and infrared sensors for oxygen saturation (SpO2) monitoring
Gyroscope
Altimeter
3-axis accelerometer
Skin temperature sensor
Ambient light sensor
Wi-Fi (802.11b/g/n 2.4GHz)
NFC
Built-in GPS + GLONASS
Vibration motor
Speaker (75dB SPL @10cm)
Microphone
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 always-on display and SpO2 features will require more frequent charging. We recommend charging every few days to ensure you’re always tracking.
Battery type: Lithium-polymer
Charge time: (10-80%): Approximately 40 minutes
Fast charging: 1 day of battery life in 12 minutes
Radio transceiver: Bluetooth®
Memory
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 Resistance
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
.
Care
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
.
Materials
This 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.
Heart Rate
Like all heart rate tracking technologies, accuracy is affected by physiology, location of device and different movements.
Environmental Requirements
Operating temperature: 14° to 113°F
Maximum operating altitude: 28,000ft
Syncing
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 12.2 or higher.
Android OS 7.0 or higher. See additional tips for Android phones
here
.
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, Android 7.0 and later.
Music control via Bluetooth® Classic on Android and Bluetooth LE on iOS devices.
Band Size
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
1.59in l x 1.59in w x 0.49in h