Samsung Galaxy Watch4 Smart Watch with Health Tracker, Fitness Long Life Battery, Bluetooth, 40 mm, Black

GET TO KNOW YOUR BODY - Track your fitness progress with our first smart watch that easily measures body composition. Compete with friends and family in a fun competition with a live messaging board. Challenges come with commemorative badges and a point system to make the exercise fun, motivating and rewarding. Fitness Tracker: Track your fitness activities and scores on your watch and phone. Count steps, check calories and stay on the grid with GPS. Blood pressure and ECG: Samsung BioActive sensor measures ECG and blood pressure in real time. After the initial calibration, the sensors quickly check your blood pressure. Sleep Tracker: Detects and analyzes your sleep stages while you rest. Enhanced measurement options allow you to check your blood oxygen levels and snoring patterns.