1. Introduction
Thank you for choosing the VALDUS VS02 Smartwatch. This manual provides essential information for setting up, operating, and maintaining your device. Please read it carefully to ensure optimal performance and a satisfying user experience.

Figure 1: VALDUS VS02 Smartwatch overview with key features.
2. Package Contents
Upon unboxing your VALDUS VS02 Smartwatch, please ensure all items are present:
- VALDUS VS02 Smartwatch (with silicone strap)
- Magnetic Charging Cable
- User Manual (this document)

Figure 2: VALDUS VS02 Smartwatch retail packaging.
3. Setup Guide
3.1 Charging the Smartwatch
- Connect the magnetic charging cable to the charging contacts on the back of the smartwatch.
- Plug the USB end of the cable into a standard USB power adapter (not included) or a computer's USB port.
- The watch screen will display a charging indicator. A full charge typically takes approximately 2 hours.

Figure 3: Connecting the magnetic charging cable to the smartwatch.
3.2 App Download and Pairing
To unlock the full functionality of your smartwatch, you need to download and pair it with the 'Da Fit' app on your smartphone.
- Scan the QR code on the product packaging or search for 'Da Fit' in your smartphone's app store (Google Play Store for Android, Apple App Store for iOS).
- Install the 'Da Fit' app.
- Ensure Bluetooth is enabled on your smartphone.
- Open the 'Da Fit' app and follow the on-screen instructions to create an account or log in.
- In the app, navigate to the device pairing section and select your VALDUS VS02 Smartwatch from the list of available devices.
- Confirm the pairing request on both your smartphone and the smartwatch.
The app supports iOS 9.0+ and Android 5.0+ operating systems.
4. Operating Instructions
4.1 Basic Navigation
- Touchscreen: Swipe left, right, up, or down to navigate through menus and screens. Tap to select items.
- Side Button: Typically used to wake the screen, return to the home screen, or access the main menu.
Video 1: Demonstrates unboxing, charging, and UI navigation of the VALDUS VS02 Smartwatch.
4.2 Bluetooth Calling
The smartwatch features a built-in speaker and microphone, allowing you to make and receive calls directly from your wrist when connected to your smartphone via Bluetooth.
- Answering Calls: When an incoming call is received, you can answer it with one tap on the watch screen.
- Making Calls: Access the phone function on the watch to dial numbers or select contacts.

Figure 4: Instant call answering feature on the smartwatch.
4.3 Voice Assistant
Utilize the intelligent voice assistant for hands-free control. After binding the watch to the app, tap the voice function on the menu screen to perform voice commands.

Figure 5: Voice assistant functionality for hands-free operation.
4.4 Notifications & Alerts
Receive timely notifications for calls, SMS, and various social media apps directly on your watch. The watch supports message/call reminders for:
- Phone/SMS
- Social Apps: WeChat, QQ, Facebook, Twitter, Instagram
- Messaging Platforms: Skype, WhatsApp
- Other third-party apps
4.5 Watch Faces
Customize your smartwatch with over 100 personalized watch faces available through the 'Da Fit' app. You can also upload your own photos to create unique watch faces.

Figure 6: Examples of customizable watch faces.
5. Health & Fitness Tracking
5.1 Health Monitoring
The VS02 Smartwatch provides comprehensive health monitoring features:
- Heart Rate Monitoring: Real-time heart rate tracking and algorithm analysis.
- Blood Oxygen (SpO2) Tracking: All-weather blood oxygen monitoring, an important indicator of lung health. Supports low blood oxygen vibration reminders.
- Blood Pressure Monitoring: Track your blood pressure levels.
- Sleep Analysis: Detects complete sleep structure and sporadic naps (22:00-8:00) to identify sleep problems and provide improvement suggestions.
- Breathing Training: Guided breathing exercises for relaxation.

Figure 7: Health monitoring features including SpO2, Heart Rate, and Blood Pressure.

Figure 8: Nighttime sleep monitoring for improved sleep quality.
5.2 Activity Tracking & Sports Modes
The smartwatch tracks your daily activity and supports a wide range of sports modes:
- Activity Tracking: Step counting, exercise distance, and calorie tracking.
- Pre-installed Sports Modes (8): Walking, Running, Hiking, Cycling, Basketball, Badminton, Football, Skipping Rope.
- Expandable Sports Modes (100+ via App): Tennis, Golf, Yoga, Gym, Dance, Baseball, Skiing, Rowing Machine, Free Training, and more.

Figure 9: The smartwatch supports over 100 sports modes.
6. Maintenance
6.1 Waterproof Rating
The VALDUS VS02 Smartwatch has an IP68 dustproof and waterproof rating. This means it can withstand daily activities such as sweating or splashing with a small raindrop. It is not recommended for swimming, showering, or diving.

Figure 10: IP68 waterproof rating for daily use.
6.2 Cleaning and Care
- Wipe the watch and strap regularly with a soft, dry cloth.
- If necessary, use a slightly damp cloth for cleaning, then dry thoroughly.
- Avoid using harsh chemicals or abrasive materials, as these can damage the device.
- Ensure the charging contacts are clean and dry before charging.
7. Troubleshooting
- Watch not turning on: Ensure the watch is fully charged. Connect it to the magnetic charger and wait a few minutes.
- Cannot pair with app: Make sure Bluetooth is enabled on your phone and the watch is within range. Restart both the watch and your phone, then try pairing again. Ensure the 'Da Fit' app has necessary permissions.
- Inaccurate health data: Ensure the watch is worn snugly on your wrist, not too tight or too loose. Keep the sensor clean. Note that smartwatches are not medical devices and data is for reference only.
- Notifications not appearing: Check app permissions on your phone to ensure 'Da Fit' can access notifications. Verify notification settings within the 'Da Fit' app.
- Short battery life: Reduce screen brightness, disable unnecessary features like 'Raise to Wake', and limit background app refresh.
8. Specifications
| Feature | Specification |
|---|---|
| Model | VS02 |
| Screen Size | 2.01 inches |
| Screen Type | TFT |
| Resolution | 240*296 pixels |
| Bluetooth Version | 5.2 |
| Waterproof Grade | IP68 (Life Waterproof) |
| Battery Capacity | 280mAh |
| Battery Life (Normal Use) | Approx. 5-7 days |
| Battery Life (Standby) | Approx. 15 days |
| Case Material | ABS, Aluminum alloy (full metal body) |
| Strap Material | Silicone |
| Mobile System Compatibility | iOS 9.0+ / Android 5.0+ |
| App Name | Da Fit |
| Metrics Measured | Heart Rate, Blood Oxygen, Sleep, Blood Pressure |
| Activity Tracked | Steps, Distance, Calories, Activity |
| Watch Languages | English, German, Spanish, French, Russian, Arabic, Japanese, Korean, Italian, Portuguese |
| App Languages | Arabic, Bulgarian, Czech, Danish, German, Spanish, Finnish, French, Indy, Croatian, Indonesian, Italian, Japanese, Korean, Norwegian, Dutch, Polish, Pashto, Portuguese, Russian, Swedish, Thai, Ukrainian, Vietnamese, Simplified Chinese, English, Traditional Chinese |

Figure 11: Physical dimensions of the VALDUS VS02 Smartwatch.
9. User Tips
Based on common user feedback, here are some tips to enhance your experience:
- Leverage Bluetooth Calling: The built-in speaker allows for convenient hands-free calls directly from your wrist. Ensure your watch is properly connected to your phone's Bluetooth.
- Enjoy Premium Feel: The watch features an aluminum alloy full metal body, providing a good texture and durable feel.
- Easy Connectivity: The Bluetooth connection is designed to be simple and stable, making it suitable for most mobile phones.
10. Warranty and Support
For warranty information and technical support, please refer to the official VALDUS website or contact your retailer. Keep your proof of purchase for warranty claims.