Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your SOUYIE SW-7 Smart Watch. Please read this manual thoroughly to ensure proper use and to maximize the features of your device.
What's in the Box
Upon opening the package, verify that all items listed below are present:
- SOUYIE Men's Smart Watch (1 unit)
- Metal Watch Strap (1 unit)
- Silicone Watch Strap (1 unit)
- Magnetic Charging Cable (1 unit)
- Instruction Manual (1 unit)
- Metal Watch Adjustment Tool (1 unit)

Image: The SOUYIE SW-7 Smart Watch, metal strap, silicone strap, magnetic charging cable, and user manual laid out on a surface.
Setup
1. Charging the Smart Watch
Before initial use, fully charge your SOUYIE SW-7 Smart Watch. Connect the magnetic charging cable to the charging points on the back of the watch and plug the USB end into a compatible power adapter (not included) or computer USB port. A full charge typically takes approximately 2 hours.

Image: The SOUYIE SW-7 Smart Watch connected to its magnetic charging cable, indicating the charging process.
2. App Installation
To unlock the full functionality of your smart watch, download and install the "DaFit" application on your smartphone. The app is compatible with iOS 9.0/Android 4.4 and above.
- Scan the QR code provided in the instruction manual or search for "DaFit" in your phone's app store (Apple App Store for iOS, Google Play Store for Android).
- Install the application.
Video: Instructions on how to connect the SOUYIE SW-7 Smart Watch to a smartphone, including app installation and pairing steps.
3. Device Pairing
After installing the DaFit app, follow these steps to pair your smart watch with your smartphone:
- Open the DaFit app on your smartphone.
- Navigate to the "Device" section and tap "Add Device".
- Select "SOUYIE SW-7" from the list of available devices.
- Confirm the pairing request on both your phone and the watch.
- Allow necessary permissions for notifications and data synchronization.
4. Strap Adjustment and Replacement
Your SOUYIE SW-7 Smart Watch comes with two interchangeable straps: a metal strap and a silicone strap. Use the included tool to adjust the length of the metal strap or to replace either strap.
- For Metal Strap Adjustment: Use the provided link adjustment tool. Align the tool's pin with the strap's link pins and gently push to remove or add links as needed for a comfortable fit.
- For Strap Replacement: Locate the quick-release pins on the underside of the watch straps. Slide the pin to detach the current strap and attach the desired strap by aligning the pins with the watch lugs and releasing them into place.
Video: Demonstration on how to adjust the metal strap of the SOUYIE smart watch using the provided tool.

Image: The SOUYIE SW-7 Smart Watch showcasing its interchangeable metal and silicone straps.
Operating Instructions
1. Display and Navigation
The SOUYIE SW-7 features a 1.43" AMOLED display with 466x466 resolution. Navigate the watch interface using touch gestures and the physical buttons.
- Touchscreen: Swipe left, right, up, or down to access different menus and features. Tap to select options.
- Rotating Button (Crown): Rotate to scroll through menus or adjust settings. Press to return to the home screen or confirm selections.
- Side Buttons: Use for quick access to specific functions, such as sports modes or the main menu.

Image: A detailed view of the SOUYIE SW-7 Smart Watch's AMOLED display, highlighting its clarity.
Video: A short preview demonstrating the user interface and navigation of the SOUYIE SW-7 Smart Watch.
2. Bluetooth Calling and Notifications
Once paired with your smartphone, the watch supports Bluetooth calls and displays smart notifications.
- Making/Answering Calls: Use the built-in speaker and microphone to make, receive, or reject calls directly from your wrist. Access the dial pad or contact list on the watch.
- Notifications: Receive real-time alerts for SMS messages and app notifications (e.g., Facebook, WhatsApp, Instagram). Manage notification settings through the DaFit app.

Image: The SOUYIE SW-7 Smart Watch showing its Bluetooth call function with a dial pad on the screen.

Image: The SOUYIE SW-7 Smart Watch displaying a message notification and the AI Voice Assistant in action.
3. AI Voice Assistant
Activate the built-in AI Voice Assistant to manage tasks, get information, or control watch functions using voice commands. This feature requires the watch to be connected to your smartphone.
4. Watch Faces
Customize your watch's appearance by selecting from over 100 watch faces available through the DaFit app. You can also upload your own photos to create personalized watch faces.

Image: The SOUYIE SW-7 Smart Watch showcasing a variety of digital and analog watch faces, including a custom photo option.
5. Sports Modes and Activity Tracking
The watch supports over 100 professional sports modes to track your physical activity. It accurately records steps, calories burned, distance, and exercise time.
- Accessing Sports Modes: Navigate to the sports mode menu on your watch and select your desired activity (e.g., running, cycling, basketball, climbing).
- Activity Data: View real-time data during your workout and detailed summaries in the DaFit app after completion.

Image: The SOUYIE SW-7 Smart Watch showing its sports tracking capabilities for activities like golf, running, and basketball.
6. Health Monitoring
The SOUYIE SW-7 provides continuous health monitoring features:
- Heart Rate: 24-hour real-time heart rate monitoring.
- Blood Oxygen (SpO2): Monitors blood oxygen levels.
- Blood Pressure: Tracks blood pressure.
- Sleep Tracking: Analyzes sleep stages (Deep, Light, Awake) and provides a comprehensive sleep quality report via the DaFit app.
Note: This device is not a medical device. Health data is for reference only and should not be used for medical diagnosis.

Image: The SOUYIE SW-7 Smart Watch showing its health monitoring features, including heart rate, SpO2, blood pressure, and sleep analysis.
7. Other Smart Features
The SOUYIE SW-7 includes additional utility features:
- Calculator
- Weather Forecasts
- Remote Camera Control
- Music Control
- Stopwatch
- Alarm Clock
- "Find Phone" Function
- Sedentary Reminder
- Menstrual Cycle Reminder
- Drinking Reminder

Image: The SOUYIE SW-7 Smart Watch showing a collection of icons representing its various smart features.
Maintenance
1. Battery Care
The SOUYIE SW-7 Smart Watch is equipped with a 400mAh Lithium Polymer battery. To ensure optimal battery life:
- Charge the watch fully before first use.
- Avoid extreme temperatures during charging and operation.
- Use only the provided magnetic charging cable.
- Expected working time is 7-10 days, with standby time up to 30 days.
2. Water Resistance
The watch has an IP67 waterproof rating, meaning it is resistant to splashes, rain, and brief immersion in shallow water. It is suitable for activities like handwashing or jogging in the rain.
Caution: Do not use the watch for swimming, diving, or in hot water/steam environments (e.g., showers, saunas) as this may compromise the water seal. Avoid prolonged submersion.
3. Cleaning
Regularly clean your watch and straps to prevent skin irritation and maintain appearance.
- Wipe the watch screen and body with a soft, damp, lint-free cloth.
- For silicone straps, wash with mild soap and water, then rinse thoroughly and dry.
- For metal straps, use a soft brush to clean crevices and wipe with a damp cloth. Ensure it is completely dry before wearing.
Troubleshooting
If you encounter issues with your SOUYIE SW-7 Smart Watch, refer to the following common solutions:
| Problem | Possible Solution |
|---|---|
| Watch does not turn on | Ensure the watch is fully charged. Press and hold the power button for several seconds. |
| Cannot pair with smartphone |
|
| Notifications not received |
|
| Inaccurate health data |
|
| Short battery life |
|
Specifications
| Feature | Detail |
|---|---|
| Model Name | SOUYIE SW-7 |
| Display | 1.43-inch AMOLED, 466x466 Resolution |
| Connectivity | Bluetooth |
| Battery Capacity | 400mAh Lithium Polymer |
| Charging Time | Approx. 2 hours |
| Working Time | 7-10 days (typical use) |
| Standby Time | Up to 30 days |
| Water Resistance | IP67 |
| Compatible OS | iOS 9.0 and above, Android 4.4 and above |
| App Name | DaFit |
| Health Monitoring | Heart Rate, Blood Oxygen (SpO2), Blood Pressure, Sleep Tracking |
| Sports Modes | 100+ modes (e.g., Walking, Running, Cycling, Swimming, Climbing) |
| Case Material | Metal |
| Strap Material | Metal and Silicone (interchangeable) |
| Human Interface Input | Buttons, Touchscreen |
Warranty and Support
SOUYIE provides a 3-year warranty for the SW-7 Smart Watch. For any questions, technical support, or warranty claims, please contact SOUYIE customer service through your Amazon account. Our team aims to provide a solution within 24 hours.
For further assistance, visit the official SOUYIE store on Amazon: SOUYIE Store