Google Fitbit Charge 6 Activity Tracker PorcelainAbout this item7 days of battery and Water-resistant up to 50mCompatible with iOS 15 or higher & Android OS 9.0 or higherMove more: Heart Rate on Equipment via Bluetooth, Built-in GPS, 40+ Exercise Modes, Daily Readiness Score, Active Zone Minutes, 24/7 Heart Rate, All-day Activity Tracking, Cardio Fitness Level, Automatic Exercise Tracking, Workout Intensity Map and Reminders to MoveComfortably Connected Day and Night: Google Maps, Google Wallet, Youtube Music Controls, Call, Text and Smartphone App Notifications, Vibrant Colour Touchscreen with Customizable Clock Faces, Timer and StopwatchSleep better: Automatic Sleep Tracking, Personalized Sleep Profile, Daily Detailed Sleep Score, Smart Wake Vibrating Alarm, Sleep Mode.