1. Introduction
The celestaura Smart Ring is a comprehensive health and fitness tracking device designed for continuous monitoring of your well-being. This lightweight and comfortable ring provides insights into various health metrics, activity levels, and offers intuitive control features for your smart devices.

Image: The celestaura Smart Ring, showcasing its sleek design and internal sensors.
2. What's in the Box
Ensure all components are present upon unboxing:
- Smart Ring
- Charging Case
- USB Charging Cable
- User Manual (this document)
3. Setup Guide
3.1. Choosing the Right Size
For accurate readings, it is recommended to wear the smart ring on your index, middle, or ring finger. Ensure a comfortable but snug fit. Refer to the size measurement steps below to determine your ideal ring size.

Image: Visual guide for measuring finger circumference and selecting the correct ring size.
- Prepare a long strip of paper or a non-stretchable string.
- Wrap it around the base of your finger, ensuring it fits comfortably without being too tight. Mark where the two ends meet.
- Measure the length with a ruler and choose the right size according to the size chart provided in the product packaging or app.
3.2. Initial Charging
Before first use, fully charge your smart ring. Place the ring into its charging case. Connect the USB charging cable to the case and a power source. The indicator light on the case will show charging status.

Image: The smart ring charging setup, illustrating the charging case and USB cable connection.
3.3. App Download and Pairing
To utilize all features and view your health data, download the official companion app. Scan the QR code provided in the product packaging or search for "ECTRIAPP" in your device's app store. Follow the on-screen instructions to register and pair your smart ring via Bluetooth.

Image: Step-by-step guide for downloading the app and pairing the smart ring with a smartphone.
Important Notice: Please ensure to download the app for connection first. Do not directly connect to the device via Bluetooth on your phone, otherwise the ring will not be able to synchronize health data to the app or even connect. If unable to connect, please charge the ring and try again.
Important Tips:
- To ensure normal connection and data transmission, allow all requested permissions in the app.
- For heart rate monitoring, open the heart rate interface in the app, click the "3 dots" icon, select "Heart rate setting", and choose "30 minutes" for automatic monitoring.
- Function cards in the app can be customized by clicking "Edit card" at the bottom of the Health interface.
- The app will receive continuous updates for improved user experience.
- If you haven't entered the app for a long time, the ring may temporarily disconnect to optimize battery usage. It will automatically reconnect within 2-3 seconds upon re-entering the app.
4. Operating Instructions
The celestaura Smart Ring continuously monitors your health and activity. Data is synchronized with the companion app for detailed analysis.
4.1. Health Monitoring
The ring tracks various health metrics:
- Sleep Tracking: Monitors deep sleep, light sleep, REM sleep, and awakenings to provide a comprehensive sleep quality analysis.
- Heart Rate Monitoring: Provides 24/7 real-time heart rate tracking.
- Blood Oxygen Monitoring: Equipped with an optical sensor for all-day blood oxygen saturation monitoring.
- Stress Monitoring: Tracks stress triggers and helps identify recovery strategies.
- Women's Health: Accurately predicts period and ovulation dates based on menstrual data, with timely reminders.

Image: Overview of the health tracking capabilities of the smart ring.
4.2. Activity Tracking
The smart ring functions as a fitness tracker, monitoring:
- Steps taken
- Distance covered
- Calories burned
- Active time

Image: Icons representing various sports and activities tracked by the ring, such as running, cycling, and swimming.
4.3. Air Gesture Control
The smart ring supports intuitive air gestures for hands-free control of your smartphone. This includes actions like scrolling through TikTok, taking photos/videos remotely, playing music, and turning e-book pages.
Video: Demonstration of the smart ring's air gesture control for navigating apps, playing games, and controlling media on a smartphone.
5. Maintenance
5.1. Cleaning
Wipe the ring regularly with a soft, damp cloth to remove dirt and oils. Avoid using harsh chemicals or abrasive materials that could damage the finish or sensors.
5.2. Water Resistance
The smart ring is 5ATM waterproof, suitable for activities like showering and swimming. However, prolonged exposure to hot water or steam (e.g., in saunas or hot tubs) should be avoided as it may affect the device's longevity.

Image: The smart ring demonstrating its 5ATM waterproof capability, suitable for various water-related activities.
5.3. Battery Life
A single charge can last for 5-7 days of continuous use, depending on usage patterns. The charging case provides convenient on-the-go charging without needing a USB connection.
6. Troubleshooting
If you encounter issues with your smart ring, try the following:
- Connection Issues: Ensure the ring is charged and within Bluetooth range of your paired smartphone. Re-open the app to re-establish connection. Verify all app permissions are granted.
- Inaccurate Readings: Ensure the ring is worn correctly with sensors making good contact with your skin. Avoid wearing it too loosely.
- App Functionality: Keep the app updated to the latest version. If the app is unresponsive, try restarting it or your smartphone.
- Battery Drain: Reduce the frequency of real-time monitoring for certain metrics if extended battery life is desired.
Video: A general overview of the smart ring's features and how it functions, which can help in understanding basic operation for troubleshooting.
7. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 0.87 x 0.87 x 0.14 inches |
| Item Weight | 4.2 ounces |
| Model Name | R5 |
| Water Resistance | 5ATM (up to 100m / 328ft) |
| Connectivity Technology | Bluetooth |
| Compatible Devices | Smartphone (iOS, Android) |
| Battery Life | Up to 7 days (typical use) |
8. Warranty & Support
For warranty information and customer support, please refer to the contact details provided in your product packaging or visit the official celestaura website. Keep your proof of purchase for any warranty claims.