Introduction
The Haulvean HM38 Smartwatch is a rugged and versatile wearable device designed for active lifestyles. Featuring a vibrant 1.43-inch AMOLED display, it offers comprehensive fitness tracking, Bluetooth calling capabilities, and a durable, waterproof design. This manual provides essential information for setting up, operating, and maintaining your smartwatch.

Figure 1: Haulvean HM38 1.43-inch AMOLED Military Smartwatch. This image displays the smartwatch with its black metal casing and black silicone strap, showcasing the vibrant AMOLED display with various data points like time, date, battery percentage, steps, and heart rate. A smaller inset image shows the watch displaying an incoming call.
What's in the Box
Upon unboxing your Haulvean HM38 Smartwatch, you should find the following items:
- Haulvean HM38 Smartwatch unit
- Magnetic USB Charging Cable
- User Manual
Video 1: Unboxing and initial inspection of the smartwatch components, including the watch unit, charging cable, and user manual.
Setup
1. Charging the Device
Before initial use, fully charge your smartwatch. Connect the magnetic charging cable to the charging points on the back of the watch and plug the USB end into a compatible power source (e.g., computer USB port, USB wall adapter). The watch will display a charging indicator.
2. Downloading and Pairing the App
To unlock the full potential of your smartwatch, download the companion app, GloryFitPro. Scan the QR code displayed on the watch screen or found in the manual using your smartphone's camera. Follow the on-screen instructions to install the app and pair your smartwatch via Bluetooth.
3. Adjusting/Changing Watch Straps
The Haulvean HM38 comes with interchangeable straps. To attach or detach a strap, locate the quick-release pins on the underside of the strap. Slide the pin to release the strap from the watch body. Align the new strap with the watch body and slide the pin back into place until it clicks securely.
Video 2: Demonstration of attaching and detaching the watch straps, showcasing the quick-release mechanism for easy customization.
Operating the Smartwatch
1. Basic Navigation
The smartwatch features a touch-sensitive AMOLED display and physical buttons for navigation:
- Swipe Down: Access quick settings (e.g., brightness, sound/vibration, battery percentage, raise-to-wake).
- Swipe Up: View daily activity summary and media controls.
- Swipe Left: Access notifications.
- Swipe Right: Access the main app list.
- Side Buttons: Typically used for power on/off, screen wake, and navigating back to the home screen or specific functions depending on customization.

Figure 2: A close-up view of the smartwatch display, showing the time (10:09), date (04-06 WED), and activity metrics like steps (10349) and battery percentage (50%).
2. Customizing Watch Faces
You can personalize your smartwatch by changing the watch face. Hold down on the current watch face or navigate through the settings menu to select from various pre-installed faces or download more via the GloryFitPro app.
3. Making/Answering Calls
With Bluetooth connectivity, you can make and answer calls directly from your wrist. Ensure your smartwatch is paired with your smartphone. When a call comes in, the watch will display the caller ID and offer options to answer or decline.

Figure 3: The smartwatch display showing an incoming call from a contact named 'Alin', with options to accept (green button) or decline (red button).
4. Smart Notifications
Receive notifications from your smartphone apps directly on your smartwatch. Configure which app notifications you wish to receive through the GloryFitPro app settings.
5. Voice Assistant & Music Control
Access your smartphone's voice assistant and control music playback directly from your smartwatch. These features require Bluetooth connection to your phone.
6. Other Functions
The smartwatch includes additional utilities such as a flashlight, 'Find Phone' feature, calculator, alarms, timers, and a world clock. Access these through the app list or quick settings.
Fitness Tracking
The Haulvean HM38 is equipped with advanced sensors to monitor your health and fitness activities:
- 120 Sport Modes: Track a wide range of activities including running, cycling, hiking, swimming, and more. The watch records duration, calories burned, heart rate, and other relevant metrics for each activity.
- Heart Rate Monitoring: Continuously monitor your heart rate throughout the day.
- Blood Oxygen (SpO2) Monitoring: Measure your blood oxygen saturation levels.
- Blood Pressure Monitoring: Track your blood pressure readings.
- Sleep Tracking: Monitor your sleep patterns, including deep sleep, light sleep, REM sleep, and awake times.
- Stress Monitoring: Assess your stress levels throughout the day.
- Daily Activity: Records steps taken, distance covered, and calories burned.
Video 3: A short demonstration highlighting various fitness tracking features and sport modes available on the smartwatch.
Maintenance
1. Water Resistance
The Haulvean HM38 Smartwatch is 3 ATM waterproof, making it suitable for daily use, including hand washing, rain, and swimming. Avoid prolonged exposure to hot water or steam, and do not press buttons underwater.
2. Cleaning the Device
Regularly clean your smartwatch with a soft, dry cloth. For the screen, use the provided screen protector cleaning cloths to remove dust and oils. Avoid using harsh chemicals or abrasive materials.
3. Battery Life
The smartwatch is equipped with a 500mAh battery. It offers a standby time of up to 30 days and a normal working time of 7-10 days, depending on usage. Charge the device when the battery level is low to ensure continuous functionality.
Troubleshooting
- Watch does not turn on: Ensure the watch is charged for at least 15 minutes.
- Cannot pair with phone: Make sure Bluetooth is enabled on your phone and the watch is within range. Restart both devices and try pairing again via the GloryFitPro app.
- Inaccurate health data: Ensure the watch is worn snugly on your wrist, not too tight or too loose. Keep the sensor clean.
- Notifications not received: Check app settings in GloryFitPro to ensure notifications are enabled for desired applications. Verify phone's notification permissions.
Specifications
| Item Model Number | HM38 |
| Display | 1.43-inch AMOLED |
| Operating System | Wear OS 1.1 |
| Special Feature | Activity Tracker, Bluetooth Calling, 120 Sport Modes |
| GPS | No GPS |
| Water Resistance | 3 ATM |
| Compatible Devices | Smartphone (Android & iPhone) |
| UPC | 607603388025 |
Warranty and Support
The Haulvean HM38 Smartwatch comes with a 2-year manufacturer's warranty. For any issues or support inquiries, please refer to the contact information provided in your product packaging or visit the official Haulvean website.