Fitbit Charge 4 Activity Tracker
Standard Delivery (3-5 working days).
View Terms & Conditions
Heart Rate SensorWrist-based
Suitable for SwimmingYes
Take your goals further with a health & fitness tracker that packs built-in GPS for pace and distance, 24/7 heart rate tracking and more into a...
- Battery : Battery life up to 7 days, or up to 5 hours with continuous GPS use.Charge time (0-100%): Two hours.
- Memory:Saves 7 days of detailed motion and heart rate data, minute by minute.Saves daily totals for past 30 days.
- -Measures heart rate data at 1-second intervals during exercise tracking and at 5-second intervals all other times
- Sensors and Components- 3-axis accelerometer , Optical heart rate monitor , GPS , Vibration motor,NFC and Altimeter.
- Water Resistance :Water resistant to 50 meters.
- -After swimming or getting the band wet, we recommend drying the band, as with any wearable device, it's best for your skin if the band is clean.
- -We do not recommend wearing Fitbit Charge 4 in a hot tub or sauna.
- Heart Rate : Like all heart rate tracking technologies, accuracy is affected by physiology, location of device and different movements.
- Materials : This tracker includes a plastic resin case and the band includes a stainless steel buckle. It is made of a flexible, durable material .
- Enviromental Requirements: Operating temp : -4 to 140 degree F,Operating temp : -20 to 60 degree C,Maximum operating altitude: 28,000 feet at 8535m
- Syncing : Syncs automatically and wirelessly to most popular phones and tablets using Bluetooth LE wireless technology.
- -Syncing range: Up to 30 feet.Certain features like smartphone notifications may require Android 7.0
- -Syncing to mobile devices requires Bluetooth LE and internet connection.Music control via Bluetooth LE on Android and iOS devices.
- Band Size : Both small and large sizes included.Small-Fits wrist 140 mm - 180 mm in circumference, Large -Fits wrist 180 mm - 220 mm in circumference
- Smart features:
- Apps:With key everyday apps, a quick swipe lets you set a timer, check the weather for your morning commute or use a stopwatch to time a workout.
- App Dashboard : Set goals, track progress and get a more complete picture of your health and fitness all on your dashboard in the Fitbit app.
- Sleep Mode : Using sleep mode to mute smartphone notifications and stop your screen from turning on at night.
- Payments : Use your credit and debit cards to make secure purchases anywhere that accepts tap-and-pay.
- Spotify Control :Control your music, like songs and browse recent playlists and podcasts all from your wrist.
- -Works with phone nearby; subscription required. Not available in all countries.
- Do not Disturb mode : Use do not disturb mode when you want to mute call, text, calendar and app notifications during the day.
- On Wrist Stats : Check your stats on your Fitbit tracker or smartwatch and get the nudge you need to reach your goals.
- Smartphone notifications : Get call and calendar alerts, send text notifications and quick replies, plus see notifications from smartphone apps.
- Exercise Features :
- Real Time Pace and Distance using Built-in GPS:See your real-time pace and distance without a phone, then get a map of your route in the Fitbit app.
- Active Zone Minutes: Feel a buzz when you reach target heart rate zones during exercise and celebrate when you earn extra minutes outside workouts
- Floors Climbed : Automatically track floors climbed whether you're taking the stairs or walking up an incline.
- Reminders to Move : See how long you've been active throughout the day and get reminders to fit in a few extra steps when you've been sitting too long
- SmartTrack Automatic Exercise Recognition : Automatically record select exercises running, biking and detailed workout information in the Fitbit app.
- Swimproof : Water resistant up to 50M, so you can wear your tracker or smartwatch in the shower, pool and beyond.
- 20 Plus Goal Based Exercise modes : Choose from 20+ exercise modes like run, bike, swim, yoga and more, set a goal and real-time stats during workouts
- Personalized Reminders :Stay on track toward your goals with personalized reminders that remind you to stay active,hydrated, stick to a sleep schedule
- Workout Intensity Map :After outdoor exercise, check your workout intensity map in the Fitbit app to see your heart rate zones throughout your route.
- Heart Rate Zones : Use your personalized fat burn, cardio and peak heart rate zones to optimize your effort during workouts.
- Design Style Features:
- Greyscale Touchscreen : Backlit OLED display that responds to natural swiping and scrolling.
- Accessories : Switch up your look with accessories that let you wear your tracker or smartwatch your way. Sold separately.
- Customizable Clock face : Personalize your smartwatch or tracker by choosing from a variety of clock faces designed for any occasion.
- Health Features :
- Cardio Fitness Score : Get a better understanding of your fitness level and see how you can improve over time with a personalized Cardio Fitness Score
- Sleep Tracking with Light,Deep,REM :See your time spent in light, deep and REM sleep stages and get sleep insights to help you improve.
- Female Health Tracking : Know your body on a deeper level using your tracker or smartwatch with the Fitbit app to follow your cycle, record symptoms
- Guided Breathing Sessions:Find moments of calm throughout your day with personalized breathing sessions based on your heart rate.
- All Day Activity Tracking : Track steps, distance, calories burned, Active Zone Minutes, hourly activity & stationary time.
- Sleep Score Based on your heart rate, time asleep and restlessness, this personalized score helps you better understand your sleep quality each night.
- 24/7 Heart Rate Tracking : Use 24/7 heart rate to better track calorie burn, resting heart rate trends and real-time guidance to optimize your workout
- Resting Heart Rate : Wear your tracker or smartwatch all day and night to record your resting heart rate and track heart rate over time.
- Sleep Tracking : Understand your rest with automatic sleep tracking and silent alarms on your wrist, plus bedtime reminders and tips in the app.
- All Day Calorie Burn : Better understand how many calories you burn,all day and during workouts to manage weight and stay on track toward your goals
- Whats in The Box : FitBit Charge 4,Classic wristbands(Both small and large) and Charging Cable
|Bike Speed Sensor||No|
|Bike Cadence Sensor||No|
|Data Transfer||Automatic / Bluetooth|
|Steps & Distance||Yes|
|Heart Rate Sensor||Wrist-based|
|Suitable for Swimming||Yes|