Wireless Bluetooth Blood Oxygen & Heart Rate Monitor
Wireless Bluetooth Blood Oxygen & Heart Rate Monitor
The O₂ Ring Sleep Oximeter is a lightweight, wearable monitor designed for continuous overnight tracking of blood oxygen (SpO₂), pulse rate (PR) and perfusion index (PI). Made from durable ABS with a soft, flexible silicone ring, it provides a comfortable fit for all-night wear. Using advanced photoelectric oxyhemoglobin detection technology, it delivers high-precision readings with ±2% accuracy.
With built-in Bluetooth connectivity, the device syncs seamlessly to the free ViHealth app and PC software, giving you detailed sleep reports, trends and insights. Ideal for individuals concerned about sleep quality, oxygen levels or sleep apnoea, the O₂ Ring provides reliable monitoring in a compact, minimalist design.
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Shipping
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Order Processing Time
We process most orders within 1-3 business days and aim to have them delivered to you as quickly as possible.
Shipping Within New Zealand
- Suburban areas: Usually delivered within 2-5 business days.
- Rural areas: Usually delivered within 5-7 business days.
Shipping to Australia
- Shipping is available for Australian customers; however, free shipping does not apply to Australian orders.
- Delivery times may vary depending on your location and local courier services.
Shipping Costs
Shipping fees are calculated and displayed at checkout before you confirm your purchase.
Enjoy free shipping(New Zealand only) on all orders over $59-shop freely across our entire range.
Order Tracking
After your order is dispatched, we'll send you an email with your tracking link and number so you can check your delivery status anytime.
A Ring That Never Slips Off
Traditional clip-on oximeters fall off the moment you move. TheO₂ Ring S uses a patented smart ring sensor that wraps around your finger securely — giving you the freedom to sleep naturally while it monitors all night long.
- Never slips from your finger — even during sleep
- Your finger stays completely free to move
- Lightweight and comfortable — like wearing nothing
- OLED display with adjustable brightness
Photoelectric Technology ±2% Accuracy
The O₂ Ring S uses leading photoelectric oxyhemoglobin detection technology to effectively capture optical signals from your blood — delivering clinical-grade accuracy you can actually trust overnight.
- SpO₂ measurement accuracy: ±2%
- Pulse Rate (PR) and Perfusion Index (PI) detection
- Continuous reading every second throughout the night
- Vibration alert when SpO₂ drops below your set threshold
Your Sleep Data, Beautifully Clear
The free O₂ Ring app syncs wirelessly via Bluetooth and turns your overnight data into easy-to-understand charts and scores — so you wake up knowing exactly how well you slept.
- Live SpO₂, heart rate and motion dashboard
- Full overnight SpO₂ and heart rate trend graphs
- O2 Score, ODI, drops over 4%, average and lowest SpO₂
- View data by day, week, month or year
Generate & Print Sleep Quality Reports
Export a detailed Sleep Quality Report directly from the app — complete with SpO₂ graphs, heart rate data, O₂ Score, ODI and physician notes. Share it with your doctor or keep it for your own records.
- Full SpO₂ and pulse rate graphs over the night
- Key metrics: O₂ Score, ODI, drops, <90% time
- Space for physician notes and patient details
- Export as PDF — print or share digitally
A Better Way to Monitor
See why the O₂ Ring S outperforms traditional clip-on oximeters for overnight use.
Everything You Need for Better Sleep Health
