Product information:
Color: black, blue, red, black belt, Brown, three beads steel belt, ECG belt accessories
Applicable people: Adults
Battery life: 7-14 days
Functions: Waterproof, photographing, heart rate monitoring, blood pressure measurement, body temperature measurement, blood oxygen detection

Display screen: 1.91-inch high-definition touch screen
CPU: Low power GH5515
ECG chip: TYHX3220 (high-frequency 512HZ)
Bluetooth: BT5.1
Battery capacity: polymer 280MAH
Charging method: magnetic suction charging (with protection)
System: Android 5.0 and above, iOS 9.0 and above