Smart Ring Health Detection Sleep Multi-function

Product information:
Main control chip: RF03
Bluetooth: 5.0
Battery capacity: 17mAh
Waterproof grade: IP68
Charging method: Magnetic charging
Color: Smart Ring Controllable - Bright Black/Exercise/Sleep/Heart Rate/Blood Oxygen/Body Temperature/Menstruation, Smart Ring Controllable - Bright Silver/Exercise/Sleep/Heart Rate/Blood Oxygen/Body Temperature/Menstruation, Smart Ring Controllable - Bright Gold/Exercise/Sleep/Heart Rate/Blood Oxygen/Body Temperature/Menstruation, Smart Ring Controllable - Rose Gold/Exercise/Sleep/Heart Rate/Blood Oxygen/Body Temperature/Menstruation