1. Introducció
Welcome to the CNBRO Smart Ring user manual. This guide provides essential information for setting up, operating, and maintaining your smart ring. The CNBRO Smart Ring is designed to monitor various health metrics, including heart rate, blood pressure, and sleep patterns, as well as track your fitness activities like steps, calories, and distance.
Què hi ha a la caixa:
- CNBRO Smart Ring
- Caixa de càrrega USB-C
- Charging Cable for Ring
- Manual d'usuari

Image 1.1: The CNBRO Smart Ring and its charging case.
2. Configuració
2.1. Càrrega de l'anell intel·ligent
Before initial use, fully charge your CNBRO Smart Ring. Place the ring into its USB-C charging case. Connect the charging case to a power source using the provided USB-C cable. The indicator light on the case will show the charging status. A full charge typically takes a few hours.

Image 2.1: The smart ring placed inside its charging case.
2.2. Instal·lació i emparellament de l'aplicació
To utilize all features of your CNBRO Smart Ring, download the official companion app on your smartphone. The app is compatible with Android 6.0 or iOS 11.0 and above systems. Cerca "CNBRO Smart Ring" or a similar name in your device's app store.
- Baixeu i instal·leu l'aplicació.
- Obre l'aplicació i crea un compte o inicia la sessió.
- Assegureu-vos que el Bluetooth del telèfon estigui activat.
- Follow the in-app instructions to pair your CNBRO Smart Ring. The ring will appear as a discoverable device.

Image 2.2: The mobile application displaying various health monitoring data.
2.3. Sizing and Wearing the Ring
Proper sizing is crucial for accurate data collection. The ring should fit snugly but comfortably on your finger. Refer to the sizing guide below to determine your correct ring size.

Image 2.3: Guide for measuring your finger and selecting the correct ring size.
Measuring Finger Method:
- Pas 1: Use a thin, non-stretchy string or paper strip to wrap around your finger. Mark the point where it overlaps.
- Pas 2: Straighten the string/paper and measure its length with a ruler. Compare this measurement to the "Inner Perimeter" in the size chart to find your ring size. Ensure the measurement is snug but not too tight.
| Mida | Diàmetre interior | Inner Perimeter |
|---|---|---|
| 8# | 18.1 mm/0.71 polzades | 56.9 mm/2.24 polzades |
| 9# | 18.9 mm/0.74 polzades | 59.5 mm/2.34 polzades |
| 10# | 19.8 mm/0.78 polzades | 62.1 mm/2.44 polzades |
| 11# | 20.6 mm/0.81 polzades | 64.6 mm/2.54 polzades |
| 12# | 21.4 mm/0.84 polzades | 67.2 mm/2.64 polzades |
3. Funcionament
3.1. Monitorització de la salut
The CNBRO Smart Ring continuously monitors your vital health parameters. Ensure the ring is worn correctly for accurate readings.
- Freqüència cardíaca: The ring monitors your heart rate throughout the day. View real-time and historical data in the app.
- Pressió arterial: With a single click in the app, you can initiate a blood pressure measurement.
- Oxigen en sang: The ring can also track your blood oxygen levels.

Image 3.1: The smart ring's capability to monitor heart rate, blood oxygen, and blood pressure.
3.2. Seguiment del son
The smart ring automatically detects and tracks your sleep patterns. It provides a comprehensive analysis of your sleep quality, including deep sleep, light sleep, and wake-up times. This data helps you understand and improve your sleeping habits.

Imatge 3.2: Un example of sleep monitoring data, showing deep sleep, light sleep, and awake periods.
3.3. Seguiment de l'activitat física
The CNBRO Smart Ring acts as a fitness tracker, automatically collecting daily steps, calorie consumption, and distance walked. Activate specific sport modes within the app to track your exercise route, activity time, and heart rate during workouts.

Image 3.3: Real-time motion monitoring displaying sport records, mileage, calories, and heart rate.
3.4. Característiques impermeables
The CNBRO Smart Ring is IP68 waterproof, allowing it to withstand swimming, hand washing, cold showers, and rain. This ensures continuous tracking of your sport data and physical health in water-related situations. Nota: Avoid exposure to hot water or steam.

Image 3.4: The smart ring demonstrating its IP68 waterproof capability.
3.5. Viewing Data in the App
All collected health and fitness data is synchronized to the companion mobile app. Open the app to view detailed statistics, historical trends, and personalized insights into your well-being.
Video 3.5.1: A demonstration of the smart ring's features, including activity and sleep tracking.
Vídeo 3.5.2: Un overview of the smart ring's health and fitness tracking capabilities for both men and women.
4. Manteniment
4.1. Cleaning the Ring
To maintain optimal performance and hygiene, regularly clean your CNBRO Smart Ring. Wipe the ring with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials that could damage the sensors or finish.
4.2. Durada i càrrega de la bateria
The smart ring offers a battery life of 5-7 days of continuous use on a single charge, with its portable charging case extending usage for long trips. Always use the provided charging cable and case to charge the device.
5. Solució De Problemes
5.1. Ring Not Pairing with App
- Ensure the ring is charged.
- Verifiqueu que el Bluetooth estigui habilitat al vostre telèfon intel·ligent.
- Restart both the ring (by placing it in the charger and taking it out) and your smartphone.
- Assegureu-vos que l'aplicació estigui actualitzada a la darrera versió.
5.2. Lectures inexactes
- Check if the ring is worn correctly and snugly on your finger.
- Assegureu-vos que els sensors de l'interior de l'anell estiguin nets i lliures de residus.
- Avoid extreme temperatures or excessive movement during measurements for static readings like blood pressure.
5.3. Durada curta de la bateria
- Assegureu-vos que l'anell estigui completament carregat abans d'utilitzar-lo.
- Reduce the frequency of continuous monitoring if not needed.
- Check for any background app activity that might be draining the ring's battery.
6. Especificacions
| Característica | Detall |
|---|---|
| Nom del model | ECTRI |
| Marca | CNBRO |
| Número de model de l'article | CNBRO Smart Ring |
| Tecnologia de connectivitat | Bluetooth |
| Comunicació sense fils estàndard | Bluetooth |
| Compatibilitat de sistemes operatius | Android 6.0+, iOS 11.0+ |
| Característica especial | Heart Rate Monitor, Blood Pressure Monitor, Sleep Tracker, Pedometer |
| Resistència a l'aigua | Impermeable IP68 |
| Tipus de bateria | Polímer de liti |
| Capacitat de la bateria | 18 milionsamp Hores |
| Durada de la bateria | 5-7 days (continuous use) |
| Pes de l'article | 3.98 unces (0.11 quilograms) |
| Dimensions del paquet | 3.6 x 3.6 x 1.8 polzades |
| Fabricant | Shenzhen Zhongxin Chuangzhan Technology Co.,Ltd. |
7. Garantia i Suport
7.1. Garantia del producte
The CNBRO Smart Ring comes with a 12 mesos de garantia from the date of purchase. This warranty covers manufacturing defects and ensures your satisfaction with the product. Please retain your proof of purchase for warranty claims.
7.2. Atenció al client
If you encounter any issues or have questions regarding your CNBRO Smart Ring, please contact our customer support team. We are committed to providing a satisfied solution within 24 hours.
For support, please refer to the contact information provided on the product packaging or the official CNBRO weblloc.