Biometric Monitors

2.01" Large Screen Smart Watch for Men Women Make/Answer Calls Smartwatch Fitness Watch Heart Rate,Sleep,Blood Oxygen,Blood Pressure Monitor Activity Tracker Compatible with Android iOS Phone WFJ Health Monitor: This mens smart watch uses optical sensor technology to monitor heart rate, blood pressure and blood oxygen saturation, providing intuitive data support for your health. When night falls, the built-in gravity sensor in the watch... 2.01" Large Screen Smart Watch for Men Women Make/Answer Calls Smartwatch Fitness Watch Heart Rate,Sleep,Blood Oxygen,Blood Pressure Monitor Activity Tracker Compatible with Android iOS Phone WFJ