It reads accurate oxygen saturation and pulse rate in one device. It is crucial to use the device in a stationary position and not while in motion for precise readings. Conserving battery life by turning off automatically when a user's finger has been removed for more than five seconds.
eBay
2025 New Micro Physical Examination Smart Watch Men ECG+PPG BMI Blood Fat Blood Pressure Pulse
Aliexpress UK
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Small and light weight, convenient to carry. 2-Direction Display adjustable. Power by: 2xAAA Battery (not included).
eBay
O2Ring continuously monitors blood oxygen saturation (SpO2) and heart rate to help detect sleep apnea. When sleep apnea occurs (a pause or stop in breathing), blood oxygen levels drop. O2Ring detects this drop in oxygen saturation along with heart rate changes and alerts the user through vibration.
eBay
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Small and light weight, convenient to carry. This can be for any of the following reasons -.
eBay
🔸Comfortable & Universal Fit – Designed to fit most finger sizes securely.
eBay
With a simple one-button operation, getting your readings is fast and hassle-free. LED Display: Bright and easy-to-read display showing oxygen levels, heart rate, and pulse strength.
eBay
eBay
Plethysmograph Wave to assist in obtaining a strong reading. The design makes it ideal for sleep studies (e.g. in the monitoring of sleep apnoea). Worn comfortably on the patients wrist for easy spot-check of blood oxygen saturation and pulse rate.
eBay