02 Ring

Do You Have Sleep Apnea?

Quick, easy and affordable! Screen yourself or your friends and family for sleep apnea with the 02 Ring.

Track Your Oxygen Levels Every Second!

Fun & Intuitive

Wear the ring and it will automatically start to track your overnight blood oxygen saturation, heart rate and body movements continuously!

Silent Alarm

Don’t worry about skipping any hypoxic events or abnormal heart rates. The built-in alarm will vibrate and remind you of low oxygen levels or irregular heart rates happen. Noise-free, only wake you when needed. Protect your partner’s sweet dream.

PDF / CSV Reports

Intuitive Report Reveals Health Insights

Our app provides users with detailed analysis and records of overnight blood oxygen levels, heart rates, and body movements. It generates high-resolution trend charts every 4 seconds.

Take Control Of your Sleep Health

Advanced Features

Overnight Tracking

Track Heart Rate & Oxygen Level Continuously

Vibrate Alarm

Built-in silent adjustable vibration alarm

Free iOS/ Android App

Generate analysis & trend chargs

Free PC Software

Share PDF/ CSV analysis with doctors


Battery lasts 12-16 hours and can be quickly recharged via USB

Built-In Memory

Works independently or together with app

Easily Sync Your Sleep Data!

Monitor your Breathing and 02 Levels with ViHealth App.

The ViHealth App is available for iOS and Android smartphones.