Introdución
This manual provides detailed instructions for the setup, operation, and maintenance of your LIGE EF21-B Smart Watch. Please read this manual thoroughly before using the device to ensure proper function and to maximize your user experience. Keep this manual for future reference.
O que hai na caixa
Upon opening your LIGE EF21-B Smart Watch package, you should find the following items:
- 1 x LIGE EF21-B Smart Watch
- 1 correa de aceiro inoxidable
- 1 x correa de silicona
- 1 x cable de carga magnético USB
- 1 x Type-C Magnetic Charging Cable
- 1 x manual de instrucións

Image: The LIGE EF21-B Smart Watch shown with both USB and Type-C magnetic charging cables, highlighting the included accessories.
Configuración
1. Carga do reloxo intelixente
Before initial use, fully charge your smart watch. Connect the magnetic charging cable to the charging contacts on the back of the watch and plug the USB or Type-C end into a compatible power source (e.g., computer, wall adapter). The watch display will indicate charging status. A full charge typically takes approximately 3 hours.

Image: The LIGE EF21-B Smart Watch connected to its magnetic charger, displaying a charging animation and indicating its 600mAh battery capacity.
2. Instalación da aplicación
To unlock the full functionality of your LIGE EF21-B Smart Watch, you need to install the companion application, FitCloudPro, no teu teléfono intelixente.
- Scan the QR code provided in the watch's interface or in the included manual to download the FitCloudPro app.
- Alternatively, search for "FitCloudPro" in your smartphone's app store (Google Play Store for Android, Apple App Store for iOS).
- Install the application and grant necessary permissions when prompted.
3. Emparejamento de dispositivos
After installing the app and fully charging your watch:
- Abre a aplicación FitCloudPro no teu teléfono intelixente.
- Asegúrate de que o Bluetooth estea activado no teu smartphone.
- In the app, navigate to the "Device" or "Add Device" section.
- The app will search for available devices. Select "EF21-B" from the list to initiate pairing.
- Sigue as instrucións que aparecen na pantalla tanto no teléfono como no reloxo para confirmar a vinculación.
Instrucións de funcionamento
Navegación básica
The LIGE EF21-B Smart Watch features a 1.43-inch AMOLED touchscreen display and a rotary encoder crown for navigation.
- Pantalla táctil: Swipe left, right, up, or down to navigate through menus and access different features. Tap to select items.
- Rotary Encoder Crown: Rotate the crown to scroll through lists, adjust settings, or zoom in/out on certain interfaces. Press the crown to return to the home screen or confirm selections.
- Botóns laterais: The watch includes additional side buttons that can be customized for quick access to specific functions or apps.

Imaxe: Primeiro plano view of the LIGE EF21-B Smart Watch's 1.43-inch AMOLED display, showcasing its vibrant colors and sharp resolution.
Chamadas e notificacións por Bluetooth
Once paired with your smartphone, the watch supports Bluetooth calling and message notifications.
- Facer/Responder chamadas: You can answer or reject incoming calls directly from your watch. Use the built-in microphone and speaker for hands-free communication.
- Recordatorios de mensaxes: Receive real-time notifications for calls, SMS, and various social media apps directly on your watch display.

Image: A user interacting with the LIGE EF21-B Smart Watch to answer a Bluetooth call, demonstrating its clear two-way communication capabilities.

Image: The LIGE EF21-B Smart Watch showing incoming notifications from various social media applications, ensuring discreet awareness of important messages.
Vixilancia da Saúde
O reloxo ofrece funcións completas de seguimento da saúde:
- Monitorización da frecuencia cardíaca: Monitoriza continuamente a túa frecuencia cardíaca ao longo do día. View real-time data and historical trends in the FitCloudPro app.
- Monitorización do sono: Automatically records your sleep patterns, including deep sleep, light sleep, and wake times. Provides insights to help improve sleep quality.
- Seguimento do osíxeno no sangue (SpO2): Mide os niveis de osíxeno no sangue.
- Monitorización do nivel de estrés: Tracks daily stress levels to help you manage well-being.
Nota: Este dispositivo non é un dispositivo médico. Os datos sanitarios son só de referencia e non se deben usar para diagnósticos ou tratamentos médicos.

Image: The LIGE EF21-B Smart Watch displaying continuous heart rate monitoring data, showing BPM and historical trends.

Image: The LIGE EF21-B Smart Watch displaying sleep monitoring data, including total sleep time and sleep stage breakdown over several days.
Modos deportivos
The watch supports over 200 sports modes to accurately track your physical activities.
- Select your desired sport from the watch's menu.
- The watch will record data such as distance, steps, calories burned, and heart rate during your workout.
- Review detailed analysis of your training results in the FitCloudPro app.

Image: The LIGE EF21-B Smart Watch displaying its interface for selecting from over 100 sports modes, with examples of users engaged in golf, climbing, and running.
Outras características
The LIGE EF21-B Smart Watch includes several additional smart features:
- Asistente de voz AI: Interactúa co teu reloxo usando comandos de voz para realizar diversas tarefas.
- Lanterna: Utilize the built-in LED flashlight for convenience in low-light conditions.
- Control de música: Controla a reprodución de música no teu teléfono intelixente directamente desde o reloxo.
- Pronóstico do tempo: Obtén actualizacións meteorolóxicas en tempo real.
- Espertador: Configura alarmas e recordatorios.
- Atopar o meu teléfono: Localiza o teu teléfono intelixente perdido.
- Mando a distancia da cámara: Usa o reloxo como obturador remoto para a cámara do teléfono.
- Recordatorio de auga: Receive prompts to drink water throughout the day.
- Calculadora: A basic calculator function is available.

Image: The LIGE EF21-B Smart Watch showcasing its diverse range of smart features, including music control, weather, health monitoring, and a flashlight icon.
Vídeo: Un overview of the LIGE EF21-B Smart Watch's key features, including its AMOLED display, rotary crown, health monitoring, sports modes, and charging capabilities.
Mantemento
Limpeza
Para manter a aparencia e a funcionalidade do reloxo:
- Limpa a pantalla e a carcasa do reloxo cun pano suave e sen fiapos.
- Para a sucidade persistente, d lixeiramenteampEnxágüe o pano con auga. Evite o uso de produtos químicos agresivos ou materiais abrasivos.
- Limpe os contactos de carga regularmente para garantir unha carga eficiente.
Resistencia á auga (IP68)
The LIGE EF21-B Smart Watch is rated IP68, meaning it is resistant to dust and can withstand immersion in water up to 1.5 meters for up to 30 minutes. This makes it suitable for daily use, such as washing hands or light rain exposure. However, it is not recommended for hot showers, saunas, or diving, as steam and high water pressure can compromise the seals.
Coidado da batería
Para prolongar a duración da batería:
- Evite descargar completamente a batería con frecuencia.
- Garde o reloxo nun lugar fresco e seco cando non o use durante períodos prolongados.
- Use only the provided charging cables.
Resolución de problemas
If you encounter issues with your LIGE EF21-B Smart Watch, refer to the following common solutions:
| Problema | Posible Solución |
|---|---|
| O reloxo non se acende | Asegúrate de que o reloxo estea completamente cargado. Mantén premido o botón de acendido/acendido durante uns segundos. |
| Non se pode emparellar co teléfono | Ensure Bluetooth is enabled on your phone and the watch. Restart both devices. Make sure the FitCloudPro app has necessary permissions. |
| Notificacións non recibidas | Check app permissions for notifications on your phone. Ensure the watch is connected via Bluetooth. Verify notification settings within the FitCloudPro app. |
| Datos sanitarios inexactos | Ensure the watch is worn snugly on your wrist. Clean the sensor on the back of the watch. Remember, this is not a medical device. |
| Batería de curta duración | Reduce screen brightness, disable unnecessary features (e.g., always-on display), and limit frequent heart rate monitoring. |
Se o problema persiste, póñase en contacto co servizo de atención ao cliente.
Especificacións
Key technical specifications for the LIGE EF21-B Smart Watch:
- Modelo: EF21-B
- Visualización: 1.43-inch AMOLED, 466x466 pixels
- Capacidade da batería: Polímero de litio de 600 mAh
- Duración da batería: 10+ days (typical use), 30+ days (standby)
- Tempo de carga: Aproximadamente 3 horas
- Resistencia á auga: IP68
- Conectividade: Bluetooth
- Compatibilidade: Android 8.0+ / iOS 12.0+ (via FitCloudPro App)
- Sensores: Heart Rate, Blood Oxygen, Pedometer
- Características especiais: Bluetooth Call, Voice Assistant, 200+ Sports Modes, Flashlight, Music Control, Notifications, Sleep Monitor, Activity Tracker
- Dimensións: Watch case approx. 47-48mm diameter, 22mm lug width. Max wrist circumference: 250mm, Min wrist circumference: 150mm.
- Peso: 180 gramos (aprox. 6.3 onzas)

Image: Detailed dimensions of the LIGE EF21-B Smart Watch, including case diameter, strap width, and wrist circumference range.
Garantía e Soporte
Your LIGE EF21-B Smart Watch comes with a manufacturer's warranty. Please refer to the warranty card included in your packaging for specific terms and conditions.
For any questions, technical support, or warranty claims, please contact LIGE customer service through the platform where you purchased the product. Our professional customer service team is available to assist you.





