









💤 Unlock the power of your sleep with data that never sleeps.
The Wellue O2Ring is a sleek, Bluetooth-enabled wearable sleep monitor that tracks oxygen saturation (70%-100% SpO2), heart rate, and body movements overnight. It offers unlimited data storage on its free app, detailed trend analysis with zoomable 4-second interval charts, and seamless integration with Apple Health. Powered by a rechargeable lithium polymer battery, it delivers up to 16 hours of continuous monitoring in a lightweight 15g design.




| Brand | Wellue |
| Colour | Dark Blue, Grey |
| Measuring Range | 70% - 100% SpO2 |
| Number of Batteries | 1 Lithium Polymer batteries required. (included) |
| Model Name | O2Ring |
| Battery Life | 16 Hours |
| Are Batteries Included | Yes |
| Manufacturer | Viatomtech |
| UPC | 618056745228 |
| Special Feature | Sleep Monitor |
| Item Weight | 15 g |
| Package Dimensions | 9.19 x 9.19 x 7.01 cm; 15 g |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Display Size | 0.96 Inches |
| Wireless Standard | Bluetooth |
| Connectivity Technology | bluetooth |
| Power Source | battery powered |
| Compatible Device | Desktops |
| Battery type | Lithium Ion |
| Lithium battery energy content | 0.13 Watt Hours |
| Lithium Battery Packaging | Batteries contained in equipment |
| Lithium battery weight | 0.2 Grams |
| Number of lithium ion cells | 1 |
| Number of lithium metal cells | 1 |
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