Introducing the Samsung Galaxy Watch 4 BT Crush workouts and all your health goals with Samsung Galaxy Watch4, the smartwatch that gets you. Push yourself to the next level with Auto Workout Tracking, Advanced Run Coaching, and Group Challenges. Track heart and lung endurance with oxygen level monitoring.1 Combining style and function, Galaxy Watch4 offers a number of fashionable bands to match your every mood and all-day comfort to keep you looking great from the locker room to the conference room. Staying on top of your day on the go is a breeze with Google app integration and call-text-notification connectivity. Galaxy Watch4 delivers everything you need to conquer your day, no matter where you are or what's on your plate. 1Accurate VO2 max reading requires running outdoors for at least 20 minutes with GPS on; consult user manual before use. The VO2 max software functions are not intended for use in the diagnosis of disease or other conditions, or in the cure, mitigation, treatment or prevention of disease.