FITNESS Heart Rate Tracking The heart of it all—heart rate powers important data like calorie burn, sleep stages, resting heart rate & more. Active Zone Minutes tracks your time in heart rate zones so you get credit when you work harder. Workouts in cardio or peak zones earn double minutes. Built-in GPS See pace & distance on your wrist—no phone needed. Cardio Fitness Score Estimate your fitness level using your VO2 Max (how well your body uses oxygen during exercise). Cardio Fitness Score Estimate your fitness level using your VO2 Max (how well your body uses oxygen during exercise). Automatic exercise tracking Auto-detects when you're exercising and records your stats in the app. Exercise modes Track your favourite exercises like runs, bike rides, weights, yoga & more and get live stats on your wrist. Water-resistant Water resistant to 50m for the pool, shower & more. Workouts on your phone Sweat to high-energy workouts in the Fitbit app, from Fitbit trainers & popular partner brands. Most workouts require a Premium membership. Steps, distance & calories Displays stats on wrist and in the Fitbit app. What's included: Fitbit Versa 4 Classic band (small & large) Charging cable Sensors & Components Multi-path optical heart rate sensor Red and infrared sensors for oxygen saturation (SpO2) monitoring Altimeter 3-axis accelerometer Ambient light sensor NFC Built-in GPS + GLONASS Vibration motor Speaker (75dB SPL @10cm) Microphone WiFi (deactivated, cannot be turned on) Device temperature sensor (skin temperature variation available in the Fitbit app) Battery & Power Battery life of 6+ days. Battery life and charge cycles vary with use, settings and other factors; actual results will vary. We recommend charging your tracker every few days to ensure you are always tracking. Battery type: Lithium-polymer Charge time (0-100%): Two hours Radio transceiver: Bluetooth® 5.0 Memory Saves 7 days of detailed motion data, minute by minute Saves daily totals for the last 30 days Stores heart rate data at one-second intervals during exercise tracking and at five-second intervals all other times Water-Resistant Water 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. Materials This watch includes a band made of a flexible material similar to that used in many sports watches, as well as an aluminium watch case and buckle. Learn more about wear and care tips here. Heart Rate Like all heart rate tracking technologies, accuracy is affected by physiology, location of device and different movements. Environmental Requirements Operating temperature: -10° to 45° C Compatibility Google account will be required. See fitbit.com/devices.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 15 or higher. Android OS 9 or higher. See additional tips for Android phones here. Syncing Syncing range: Up to 9m Certain features like smartphone notifications may require Android 9+. Check your device compatibility. Syncing requires Bluetooth® LE, an internet connection and location permissions granted on the phone Band Size Print this guide to find the right size for you. Both small and large sizes included in box. Small Fits wrist 129mm - 175mm in circumference Large Fits wrist 158mm - 209mm in circumference Dimensions 40.5mm l x 40.5mm w x 11.2mm h
