QALO QRNT Smart Ring – Snug Fit – Size Up – Water-Resistant Titanium Fitness Tracker, Tracking for Sleep, Steps, HRV, SpO2 – No Subscription, iOS Android App – Includes 2 Silicone Covers (Silver, 13)

QALO QRNT Smart Ring – Snug Fit – Size Up – Water-Resistant Titanium Fitness Tracker, Tracking for Sleep, Steps, HRV, SpO2 – No Subscription, iOS Android App – Includes 2 Silicone Covers (Silver, 13)