1. Introduction
The D30 Smart Watch is a versatile fitness tracker and health monitor designed for daily use. It features a 1.44-inch TFT color screen with touch control, offering a range of functions including heart rate, blood pressure, and blood oxygen monitoring, sleep tracking, step counting, and smart notifications. Its lightweight design and long standby time make it an ideal companion for an active lifestyle.
2. Package Contents
Please check the box for the following items:
- 1 x D30 Smart Watch (Watch Body and Strap)
- 1 x User Manual
Note: The D30 Smart Watch features a USB plug-in charging design and does not include a separate charging cable or charger.

3. Setup Guide
3.1 Charging the Smart Watch
The D30 Smart Watch features a convenient USB plug-in charging design. To charge the watch:
- Gently remove one side of the wrist strap from the watch body to reveal the USB connector.
- Plug the exposed USB connector directly into a standard USB charging port (e.g., a USB wall adapter, computer USB port, or power bank).
- The watch screen will indicate charging status.
A full charge typically provides 3-5 days of standby time.


3.2 App Installation and Pairing
To unlock the full potential of your D30 Smart Watch, you need to install the companion application, 'Fithere', on your smartphone.
- Download the App: Search for 'Fithere' in your smartphone's app store (Google Play Store for Android, Apple App Store for iOS) and install it. The app is compatible with Android 5.0 and above, and iOS 9.0 and above.
- Enable Bluetooth: Ensure Bluetooth is enabled on your smartphone.
- Open the App: Launch the 'Fithere' app and follow the on-screen instructions to create an account or log in.
- Pair Device: Within the app, navigate to the device pairing section. The app will search for nearby D30 Smart Watches. Select your watch from the list to establish a connection.
- Confirm Pairing: You may need to confirm the pairing on both your phone and the watch.
Once paired, the watch will synchronize time and data with your phone.
4. Operating Instructions
4.1 Basic Navigation
The D30 Smart Watch is operated using a single touch button located at the bottom of the screen. Short presses cycle through different functions and screens, while a long press may activate a function or enter a sub-menu.
4.2 Health Monitoring
The watch supports continuous monitoring of several health metrics:
- Heart Rate Monitoring: Provides real-time heart rate data.
- Blood Pressure Measurement: Estimates blood pressure levels.
- Blood Oxygen Saturation (SpO2) Monitoring: Measures blood oxygen levels.
- Sleep Monitoring: Automatically tracks your sleep quality when worn during sleep, recording data to the 'Fithere' app.

4.3 Fitness Tracking
The D30 Smart Watch is equipped with multi-sport modes and automatically records daily activity data:
- Pedometer: Counts your daily steps.
- Calorie Tracking: Estimates calories burned based on activity.
- Multi-Sport Modes: Supports various activities like running, skipping, sit-ups, and riding, allowing for more accurate tracking during workouts.

4.4 Smart Features
- Call/Message Reminders: Receive notifications for incoming calls and messages directly on your watch.
- Alarm Setting: Set alarms through the app to vibrate on your wrist.
- Sedentary Reminder: Get alerts when you've been inactive for too long.
- Search for Phone: Use your watch to locate your paired smartphone.
- Hand Raise to Light Up: The screen automatically lights up when you raise your wrist.
- Remote Camera: Control your phone's camera remotely from your watch.


5. Maintenance
5.1 Waterproof Rating
The D30 Smart Watch has an IP65 waterproof rating, meaning it is protected against dust ingress and low-pressure water jets from any direction. It is suitable for daily life activities such as washing hands or light rain. However, it is not recommended for swimming, showering with hot water, or diving.
5.2 Cleaning and Care
- Wipe the watch and strap regularly with a soft, dry cloth.
- Avoid using harsh chemicals or abrasive materials.
- Ensure the charging contacts are clean and dry before charging.
6. Troubleshooting
6.1 Watch Not Connecting to Bluetooth
If your watch is not connecting to your smartphone via Bluetooth:
- Ensure Bluetooth is enabled on your phone and the watch is within range.
- Check that the 'Fithere' app has the necessary permissions (e.g., location, Bluetooth) enabled in your phone's settings.
- Try restarting both your smartphone and the D30 Smart Watch.
- Unpair the device from your phone's Bluetooth settings and attempt to pair again through the 'Fithere' app.
- Ensure the 'Fithere' app is updated to the latest version.
6.2 Watch Not Turning On or Responding
If your watch is unresponsive or won't turn on:
- Charge the Watch: Connect the watch to a USB power source as described in Section 3.1 and allow it to charge for at least 30 minutes. A low battery is a common cause for unresponsiveness.
- Reset: If charging doesn't help, try a soft reset by long-pressing the touch button for an extended period (e.g., 10-15 seconds) to see if it restarts.
- Check for Damage: Inspect the watch for any visible physical damage.
7. Specifications
| Feature | Specification |
|---|---|
| Model | New D18S |
| Type | Smart Watch |
| Material | ABS & Rubber |
| Screen Size | 1.44 inch TFT |
| Resolution Ratio | 240 x 240 |
| Bluetooth Version | BT 4.0 |
| APP | Fithere |
| Compatible OS | Android 5.0+ / iOS 9.0+ |
| Operating Mode | Touch button |
| Battery Capacity | 90mAh (120-180mAh range) |
| Charging Method | USB Charging (integrated) |
| Waterproof Grade | Life Waterproof (IP65) |
| Product Size | 47 x 12.5 mm |
| Weight | 29g |
| Package Size | 98 x 98 x 32 mm |
| Voice Assistant Built-in | No |
| GPS | No |
| Multiple Dials | Yes |
| Language Support | English, Russian, Spanish, Portuguese, Turkish, French, German, Korean, Japanese, Hebrew, Arabic |
8. User Tips
- Direct USB Charging: Remember that this watch charges directly via its integrated USB connector. Simply detach one side of the strap and plug it into any standard USB port. No separate cable is needed.
- Bluetooth Connectivity: If you experience issues connecting to your phone, double-check that the 'Fithere' app has all necessary permissions (especially location and Bluetooth) enabled in your phone's settings. Restarting both devices can often resolve minor connection glitches.
- App Updates: Keep the 'Fithere' app updated to ensure optimal performance and compatibility with your smart watch.
9. Warranty & Support
For any issues or questions not covered in this manual, please contact the seller or manufacturer's customer support for assistance. Keep your purchase receipt as proof of purchase for warranty claims.