Sense 2 Advanced Health Smartwatch Shadow Gray. SpO2 (blood oxygen) tracking. ECG app - assess heart rhythm. Skin temperature sensor. Sleep Score & Stress Management Score. Built-in GPS. 6+ Day battery life. Small band fits wrists 5.5" to 7.1" in circumference. Large band fits wrists 7.1" to 8.7" in circumference. Body Composition Scale w/ Carbon Finish. Calculates BMI and estimates caloric intake through Cal-Max function. Includes 3 AAA batteries. Up to 440lb weight capacity.
