Medical-Grade SpO2 Monitoring
Experience continuous blood oxygen monitoring with unmatched accuracy. Circul Ring's SpO2 tracking is validated by over 20 published research papers.

Understanding Blood Oxygen Saturation
What is SpO2?
SpO2 (Peripheral Oxygen Saturation) measures the percentage of hemoglobin in your blood that's carrying oxygen. A normal reading typically ranges from 95% to 100%.
Why Monitor It?
Regular SpO2 monitoring can help detect respiratory issues early, track sleep apnea, and ensure optimal oxygen levels during physical activities.
Medical-Grade Accuracy
Circul Ring's SpO2 monitoring is clinically validated and matches the accuracy of medical pulse oximeters used in healthcare settings.
Key Benefits of Continuous SpO2 Monitoring
Cardiovascular Health
Monitor how well your circulatory system is delivering oxygen throughout your body, providing insights into your cardiovascular health.
Sleep Quality
Track oxygen levels during sleep to detect potential sleep apnea episodes and understand your sleep quality better.
Respiratory Health
Get early warnings about potential respiratory issues by monitoring your blood oxygen levels throughout the day and night.
Exercise Performance
Optimize your workouts by understanding how your body's oxygen levels respond to different types and intensities of exercise.
Start Monitoring Your SpO2 Today
Join thousands of users who trust Circul Ring for medical-grade SpO2 monitoring and comprehensive health insights.