LIGE DM4-A
LIGE GPS Smart Watch User Manual
Model: DM4-A
1. Product Overview
The LIGE GPS Smart Watch is designed for active individuals, offering robust features for outdoor activities and comprehensive health monitoring. It combines advanced positioning technology with a durable, user-friendly design.

Figure 1: LIGE GPS Smart Watch DM4-A
2. What's in the Box
- Smart Watch
- Magnetic leather strap + silicone strap
- Charger
- Instructions Manual
- Strap accessories
3. Setup Guide
3.1 Charging the Device
Before first use, fully charge your LIGE Smart Watch. Connect the magnetic charger to the charging points on the back of the watch. A full charge takes approximately 2.5 hours. The watch features a 600mAh high-capacity battery, providing up to 7 days of normal usage and up to 30 days of standby time.

Figure 2: Charging the Smart Watch
3.2 App Installation and Pairing
To unlock the full potential of your LIGE Smart Watch, download and install the GloryFitPro App on your smartphone.
- Ensure Bluetooth is enabled on your smartphone.
- Scan the QR code provided in the watch's quick start guide or search for "GloryFitPro" in your phone's app store (Download GloryFitPro App).
- Open the GloryFitPro App and navigate to the "Device" section.
- Select "Add Device" and choose your watch (DM4 or similar model name).
- Follow the on-screen prompts to complete the pairing process. Confirm any Bluetooth pairing requests on both your phone and watch.
- For call functionality, ensure "Call Audio" is enabled in the watch's Bluetooth settings after initial pairing.
The watch is compatible with iOS 11.0 and above (calls require iOS 13 and above) and Android 5.0 and above, with Bluetooth 4.0.

Figure 3: Connecting the Smart Watch to the App
4. Key Features & Operation
4.1 Display and Interface
The LIGE Smart Watch features a vibrant 1.43-inch AMOLED HD display with 466x466 pixels resolution and up to 1000 NIT peak brightness, ensuring clear visibility even in bright sunlight. You can easily navigate through menus by swiping and tapping the screen.

Figure 4: AMOLED Display Features
4.2 GPS & Satellite Positioning
Equipped with built-in GPS and support for 6 satellite systems (GLONASS, Beidou, Galileo, NAVIC, QZSS), the watch accurately tracks your route, speed, and distance during outdoor activities. This feature is ideal for hiking, running, and cycling.
Note: GPS route tracking should be activated in open areas for optimal performance. The DM4 watch's built-in GPS can only record and track activity paths; it cannot navigate or draw maps.

Figure 5: GPS Tracking Functionality
4.3 Compass, Altimeter, and Barometer
For outdoor enthusiasts, the watch includes a compass, altimeter, and barometric pressure sensor. These tools provide essential environmental data, enhancing safety and navigation during adventures.

Figure 6: Outdoor Features: Compass, Altitude, Barometric Pressure
4.4 LED Flashlight
The watch is equipped with a powerful LED flashlight function, suitable for various situations such as camping at night, finding items in the dark, or during emergencies. The button can be set to quickly turn on the flashlight.
Note: Do not direct the light towards eyes.

Figure 7: LED Flashlight Functionality
4.5 Health Monitoring
The LIGE Smart Watch provides 24/7 health monitoring, including:
- Heart Rate Monitoring: Real-time feedback on heart rate fluctuations. You can set high or low alerts.
- Blood Oxygen Monitoring: Tracks your blood oxygen levels.
- Sleep Tracking: Records deep and light sleep cycles to help improve sleep quality.
Note: This device is not intended for medical use, diagnosis, or treatment. It is for general health and fitness reference only.

Figure 8: Real-Time Sleep Monitoring
4.6 Sports Modes
With over 100 sports modes, including running, cycling, hiking, swimming, and yoga, the watch provides detailed data tracking for each activity. It monitors parameters such as speed, distance, and calorie burn, making it a reliable workout companion.

Figure 9: 170+ Sports Modes
4.7 Water Resistance (IP68 & Swimming Mode)
The LIGE Smart Watch has an IP68 water resistance rating, making it suitable for swimming and handling harsh weather conditions. The dedicated swim mode accurately tracks strokes, lap count, speed, and calorie burn during swimming activities.
Note: Not suitable for diving or sea use.

Figure 10: 5ATM Waterproof and Swimming Mode
4.8 Bluetooth Calling & Notifications
Connect your watch to your smartphone via Bluetooth to answer and make calls directly from your wrist. The watch also provides instant message reminders from various apps, ensuring you stay connected.

Figure 11: Bluetooth Calling and AI Voice Assistant
4.9 Customization
Personalize your watch with a wide variety of watch faces available through the GloryFitPro App. You can also upload your favorite photos to create custom watch faces.

Figure 12: Customizable Watch Faces
4.10 Additional Functions
The LIGE Smart Watch offers a range of additional useful features:
- AI Voice Assistant: Control your watch and get information using voice commands.
- Music Control: Manage music playback on your smartphone.
- Camera Control: Remotely trigger your phone's camera shutter.
- Calculator: Perform basic calculations directly on your wrist.
- Weather Forecast: Get real-time weather updates.
- Find Phone: Locate your misplaced smartphone.
- Timer & Stopwatch: Essential tools for workouts and daily tasks.
- Drinking Water Reminder & Sedentary Reminder: Prompts to maintain healthy habits.

Figure 13: Overview of Additional Functions
4.11 Product Video Overview
Video 1: DM4 1.43'' AMOLED GPS military smart watch with flashlight. This video demonstrates various features and functionalities of the LIGE DM4 Smart Watch, including its display, health monitoring, and outdoor capabilities.
5. Maintenance
To ensure the longevity and optimal performance of your LIGE Smart Watch, follow these maintenance guidelines:
- Clean the watch regularly with a soft, dry cloth.
- Avoid exposing the watch to extreme temperatures or direct sunlight for prolonged periods.
- Do not use harsh chemicals or abrasive cleaners on the watch.
- Rinse the watch with fresh water after exposure to saltwater or chlorinated water, then dry thoroughly.
- Ensure the charging contacts are clean and dry before charging.
6. Troubleshooting
If you encounter issues with your LIGE Smart Watch, try the following common troubleshooting steps:
- Watch not turning on: Ensure the watch is fully charged.
- Cannot pair with phone: Check if Bluetooth is enabled on both devices. Ensure the watch is within range. Restart both the watch and phone. Try unpairing and re-pairing through the GloryFitPro App.
- Inaccurate health data: Ensure the watch is worn snugly on your wrist, not too tight or too loose. Clean the sensor on the back of the watch.
- GPS not tracking: Ensure you are in an open area with clear sky view.
- Notifications not received: Check app permissions on your phone to ensure GloryFitPro has access to notifications. Ensure notifications are enabled in the watch settings.
For persistent issues, please refer to the Warranty and Support section.
7. Specifications
| Feature | Detail |
|---|---|
| Model Number | DM4-A |
| Screen Size | 1.43 Inches AMOLED |
| Battery Capacity | 600 Milliamp Hours |
| Operating System | AsteroidOS |
| Connectivity Technology | Bluetooth |
| Water Resistance | IP68 (5ATM) |
| GPS | Built-in GPS, 6 Satellite Positioning Systems |
| Special Features | Compass, LED Flashlight, Swimming Mode, AMOLED Touch Always Display, Health Monitoring (Heart Rate, Blood Oxygen, Sleep), 100+ Sports Modes, Bluetooth Calling, Voice Assistant, Music/Camera Control, Calculator, Weather, Find Phone, Timer, Reminders |
| Item Weight | 7.4 ounces |
| Manufacturer | LIGE |
8. Warranty and Support
LIGE provides comprehensive support for your product:
- Warranty: 24-month warranty from the date of purchase.
- Online Support: 24-hour online support is available to assist with any questions or issues.
If you experience any problems with accessories, quality, operation, or charging, please contact LIGE customer service directly for a solution within 24 hours.

Figure 14: LIGE Customer Service and Warranty Information
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