With Fitbit Charge 4, there’s no limit to how far you can go. This sleek, swimproof tracker is packed with features that help you know your workouts and your body better like built-in GPS, Active Zone Minutes, Sp02, exercise modes and sleep tracking. Plus, with Fitbit Pay and up to 7-day battery life, you get more convenience on the go and more inspiration to reach your fitness goals.
4. 12 Professional Sport Modes( Jogging/Race Walking/Biking/Climbing/Spinning/Yoga/Indoor Running/Gym/Free Training/Basketball/Football/Boating )
5. IP68 Waterproof Grade
6. 30 Days Of Standby or 15 full days of heart monitoring.
* All above data are measured by Liesheng Electronic Lab and may be a litter different from practical use due to settings, operation and using envirinment.
7. Other feature:
Steps/ Distance/ Calorie/ sleeping Management/ 24-hour Heart Rate Monitoring/ Whole Day Personalise Notice/ Haylou Fit APP Synchronizes Data In Real Time/ Breathing Training/ Find Phone/ Timer And Stopwatch/ Music Control/ Weather Forecast