Tark Systems Prime Smart ECG+PPG,Blood Pressure Monitor Medical Grade Smart Band Red

Model: Prime ECG+PPG, Blood pressure monitor (Red, Blue, Silver)
App os: ios 8.0 & above / android 4.3 & above, 10 days standby time.
Functions: electrocardiograph (ecg) blood pressure monitor, photo plethysmography (ppg) blood pressure monitor,
Heart rate monitor, sleep monitor, pedometer, message reminder, call reminder, distance, calorie burned, alarm alert, health statistics, touch button
3d sensor: KXTJ1-1009 ppg sensor everlight, 3 colors available