Smart Heart Rate Blood Oxygen Sleep Analysis Detection Ring Waterproof Multifunctional Ring machinewashable Fit type: Standard

Fit type: Standard

• Zipper front closure

The pendant features four individual pieces

Main fabric component 2: Spandex

Smart Heart Rate Blood Oxygen Sleep Analysis Detection Ring Waterproof Multifunctional Ring machinewashable Fit type: StandardSmart Heart Rate Blood Oxygen Sleep Analysis Detection Ring Waterproof Multifunctional Ring Experience comprehensive health tracking with this Smart Multifunctional Ring, designed to monitor heart rate, blood oxygen, blood pressure, heart rate variability, and detailed sleep patterns including body temperature. Available in black, gold, and silver, this waterproof ring fits comfortably on your finger for continuous wear. Equipped with a high precision