> For the complete documentation index, see [llms.txt](https://whitepaper-en.wellthverse.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://whitepaper-en.wellthverse.com/device/redering.md).

# 7.1 Core Device: First Release – Re・De Ring

As the first health IoT device integrated into WellthVerse, we have adopted the Re・De Ring, a wearable smart ring designed for daily use.

* **Product Name**: Re・De Ring
* **Product URL**: <https://re-de.jp/ring/>
* **Developer**: Pixela Corporation

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#### Product Overview

The Re・De Ring is a wearable smart ring developed by Pixela Corporation to continuously capture vital health data.\
Equipped with four high-sensitivity sensors, it enables precise and ongoing tracking of biometric signals.

From the collected data, the device provides analyses across categories such as:

* *Vascular Age*
* *Overall Condition*
* *Activity Levels*
* *Sleep Stages*
* *Daily Wellness Status*

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#### Vital Data Measured

* Heart Rate (HR) / Heart Rate Variability (HRV)
* Blood Oxygen Saturation (SpO₂)
* Step Count
* Calories Burned
* Respiratory Rate
* Skin Temperature

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