Smart Ring With Heart Rate ECG ER08 Sleep

Product information:
Color: Black (with warehouse) 7#, black (with warehouse) 8#, black (with warehouse) 9#, black (with warehouse) 10#, black (with warehouse) 11#, black (with warehouse) 12#, black (with warehouse) 13#
Applicable people: general
Battery capacity: 18mAh
Additional functions: heart rate, blood oxygen, ECG monitoring, sleep, sport step counting, remote care
Wearing method: finger wearing
Packing List: Ring, magnetic charging cable, instruction, packing box