V19 HR ECG + PPG Dual Heart Rate Monitor Fitness Activity Tracker Health Smart Watch with HRV SpO2 Blood Oxygen & Pressure Sleep Monitor IP68 Waterproof HD IPS Color Screen Long Battery Life (Black) skin care sturdy base with four smooth-rolling

sturdy base with four smooth-rolling swivel casters for easy portability

Therapy Principle

Smart brushing: a pressure sensor that automatically detects pressure you apply

– Amazon Kindle Fire HDX 8

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V19 HR ECG + PPG Dual Heart Rate Monitor Fitness Activity Tracker Health Smart Watch with HRV SpO2 Blood Oxygen & Pressure Sleep Monitor IP68 Waterproof HD IPS Color Screen Long Battery Life (Black) skin care sturdy base with four smooth-rollingDescription Accurate ECG Detecting on Wrist Just touch the electrode button to get your ECG in 30 seconds on wrist, get real time heart rate, convenient to check it on your phone, with professional HRV heart health report, get a picture of your overall heart health without an uncomfortable chest strap. All Day PPG Optical HR Utilize 24 7 heart rate continuous monitoring to more accurately track calorie burn, resting heart rate & heart rate zones