1. Introduction
The SITOPWEAR Smart Ring is a sophisticated wearable device designed to monitor various aspects of your health and provide convenient smart controls. It features multiple sensors for accurate tracking of blood oxygen, heart rate, sleep patterns, and sports activities. Its slim, lightweight, and fashionable design ensures comfort for daily wear.
Video: Product demonstration showcasing health monitoring, music control, video control, remote photography, game controls, waterproof rating, and available sizes/colors.
2. Package Contents
Please check the package for the following items:
- SITOPWEAR Smart Ring
- Charging Case
- Charging Cable (Type C)
- User Manual (this document)
3. Setup
3.1 Choosing the Right Ring Size
It is crucial to select the correct ring size for accurate monitoring and comfortable wear. Our ring sizes may not align perfectly with universal standards, so please measure your finger circumference carefully before purchasing.

Image: Smart Ring size chart with inner diameter and perimeter, and a visual guide on how to measure finger size.
How to Measure Your Finger Size:
- Take a long non-elastic rope or paper strip.
- Wrap it snugly around the finger you intend to wear the ring on. Ensure it's not too loose or too tight to avoid size deviation.
- Mark the point where the rope or paper overlaps.
- Lay the rope or paper flat and measure its length. It is recommended to measure multiple times for more accurate data.
Refer to the size chart to find the corresponding ring size:
| Size | Inner Diameter (mm) | Perimeter (mm) |
|---|---|---|
| #7 | 17.5 | 55 |
| #8 | 18.3 | 57.5 |
| #9 | 19.1 | 60 |
| #10 | 20 | 62.8 |
| #11 | 20.8 | 65.4 |
| #12 | 21.6 | 67.8 |
| #13 | 22.4 | 70.4 |
3.2 Initial Charging and Power On
Before first use, ensure your Smart Ring is fully charged.
- Place the Smart Ring into its charging case.
- Connect the charging case to a power source using the provided Type C charging cable.
- The heart rate light on the ring will illuminate to indicate successful startup and charging.
- Allow the ring to charge completely.

Image: Smart Ring in its charging case, illustrating charging process and battery life information.
3.3 App Installation and Connection
To utilize all features of your Smart Ring, download and connect to the companion application.
- Download the "QRing" app from your device's app store (compatible with Android 5.1 or above, and iOS 8.0 or above).
- Open the QRing app and follow the on-screen instructions to pair your Smart Ring via Bluetooth 5.2.
- Once connected, the app will display your health data and allow you to configure settings.
4. Operating Instructions
4.1 Wearing the Smart Ring
For optimal performance and accuracy, it is recommended to wear the ring on your index finger. The middle and ring fingers are also suitable. Avoid fingers where the base is narrower than the knuckle.

Image: A hand wearing the Smart Ring, demonstrating its slim and lightweight design.
4.2 Health Monitoring Features
The Smart Ring continuously monitors your health using built-in high-accuracy biosensors. All data can be viewed and analyzed within the QRing app.
- Heart Rate Measurement: Tracks your heart rate to provide insights into your heart condition.
- Blood Oxygen Saturation (SpO2): Monitors blood oxygen levels.
- Skin Temperature Measurement: Reads skin temperature changes regularly, especially during sleep, to indicate health changes.
- Sleep Tracking: Automatically monitors sleep quality and generates detailed sleep reports to help develop better sleeping habits.
- HRV Heart Rate Variability & Stress: Provides data on heart rate variability and stress levels.
- Daily Activity Tracking: Records steps, distance, and calorie consumption.
- Multi-Sport Mode: Supports various sports modes including walking, running, riding, and swimming, tracking real-time heart rate, steps, distance, calories, and exercise time.

Image: Screenshots of the QRing app displaying various health metrics like heart rate, activity, and SpO2.

Image: A person sleeping while wearing the Smart Ring, with a corresponding sleep report displayed on the app.

Image: A hand wearing the Smart Ring, showing skin temperature measurement data on the app.

Image: Various sports tracking metrics and activities displayed on the app.
4.3 Smart Control Functions
- Remote Control Photo: Use the ring to remotely trigger your phone's camera.
- Music Control: Control music playback (e.g., skip tracks) with gesture shaking.
- Short Video Control: Easily switch between short videos with gesture shaking.
- Game Controls: Provides relaxed entertainment with game controls.
4.4 Female Physiology Reminder
The QRing app includes a feature for female physiology reminders, helping users track and manage their menstrual cycle.
5. Maintenance
5.1 Cleaning
To maintain the appearance and functionality of your Smart Ring:
- Wipe the ring and charging case with a soft, dry cloth.
- Avoid using abrasive cleaners or solvents that could damage the finish or internal components.
5.2 Water Resistance
The Smart Ring has a 5ATM waterproof rating, meaning it can withstand splashes, showers, and swimming. However, it is not recommended for diving or high-pressure water activities. Always ensure the ring is dry before placing it in the charging case to prevent damage.

Image: The Smart Ring being submerged in water, demonstrating its 5ATM waterproof capability.
5.3 Battery Care
To prolong battery life:
- Charge the ring regularly, even if not in constant use.
- Avoid extreme temperatures (hot or cold) which can degrade battery performance.
- Use only the provided charging cable and case.
6. Troubleshooting
6.1 Ring Not Powering On
- Ensure the ring is properly seated in the charging case.
- Verify the charging case is connected to a working power source.
- Check if the heart rate light illuminates when placed in the charging case. If not, the battery might be completely depleted or there's a charging issue.
6.2 Unable to Connect to App (QRing)
- Make sure Bluetooth is enabled on your smartphone.
- Ensure the ring is charged and powered on.
- Restart the QRing app and try pairing again.
- Check if your phone's operating system meets the minimum requirements (Android 5.1+ or iOS 8.0+).
- Try restarting your phone.
6.3 Inaccurate Health Data
- Ensure the ring is worn correctly on your finger (preferably index, middle, or ring finger) and fits snugly but comfortably.
- Avoid wearing the ring on fingers where the base is narrower than the knuckle.
- Clean the sensors on the inside of the ring regularly to ensure proper contact with your skin.
- Environmental factors or excessive movement during measurement can affect accuracy.
6.4 Short Battery Life
- Ensure the ring is fully charged before use.
- Frequent use of certain features or continuous monitoring may consume more battery.
- Check the battery health within the QRing app.
7. Specifications
Smart Ring Parameters:
- Color Options: Black, Gold, Silver
- App: QRing
- Main Control Chip: RTL8762 ESF
- Bluetooth Version: 5.2
- Compatible System: Android 5.1 or above, iOS 8.0 or above
- Battery Capacity: 15mAh (18mAh for size 10 and above)
- Waterproof Level: 5ATM
- Life Time: 5-7 days of use, 15 days of standby (actual usage depends on personal habits)
- Case Material: Steel
- Certification: CE
- Origin: Mainland China
Charging Case Parameters:
- Size: 43*43*25mm
- Color: Black
- Built-in Battery Capacity: 200mAh
- Charging Mode: Magnetic charging compartment
- Charging Port: Type C

Image: Detailed product parameters for the Smart Ring and its charging case.
8. User Tips
- For consistent health monitoring, try to wear the ring on the same finger and position daily.
- Regularly check the QRing app for firmware updates to ensure optimal performance and new features.
- If you experience discomfort, try adjusting the ring's position or switching to a different finger.
9. Warranty and Support
For any issues or inquiries regarding your SITOPWEAR Smart Ring, please contact SITOPWEAR Official Store customer support. Keep your purchase receipt as proof of purchase for warranty claims.
The product is certified with CE, indicating compliance with health, safety, and environmental protection standards for products sold within the European Economic Area (EEA).





