Introduction
The Monport G2 Pro 20W Fiber Laser Engraver is a versatile and portable laser marking machine designed for precise engraving on a variety of materials. With its 2-in-1 desktop and handheld functionality, it offers flexibility for both stationary and on-the-go projects. This manual provides essential information for the safe and effective operation of your Monport G2 Pro laser engraver.
This device is ideal for engraving jewelry, leather, dog tags, and various metals, offering high precision and speed for detailed artwork and marking.
Safety Information
WARNING: This is a Class 4 Laser Product. Direct exposure to the laser beam can cause severe eye and skin damage. Always wear the provided safety goggles during operation.
- Always wear the provided laser safety goggles (included in package) when the laser is in operation.
- Ensure the work area is well-ventilated to dissipate fumes and smoke generated during engraving.
- Do not engrave unknown materials. Some materials can produce toxic fumes or catch fire.
- Keep a fire extinguisher nearby when operating the machine.
- Never leave the machine unattended during operation.
- Ensure the emergency stop button is easily accessible.
- Keep children and pets away from the operating area.
- Disconnect power before performing any maintenance or cleaning.
The machine is equipped with a protective cover with an air vent and magnetic buckle for enhanced safety during desktop use.
Package Contents
Verify that all items listed below are present in your package:

This image displays all components included in the Monport G2 Pro package, laid out neatly. It shows the main engine, laser module, electric lifting bracket, workbench, various cables, goggles, and tools. Each item is clearly visible, allowing for easy verification against the packing list.
- Main Engine (1)
- Electric Lifting Bracket (1)
- L-shaped Connecting Plate (1)
- Laser Module (1)
- Workbench (1)
- Locating Plate (2)
- USB Cable (1)
- Focal Length Ruler (1)
- Power Cord (1)
- USB Flash Disk (1)
- Goggles (1)
- USB-C to USB-C Cable (1)
- Riser and Screw (2)
- Tool Kit (1)
Setup
1. Assembling the Desktop Unit
- Place the Main Engine on a stable, flat surface.
- Attach the Electric Lifting Bracket to the Main Engine.
- Secure the Laser Module to the Electric Lifting Bracket.
- Position the Workbench beneath the Laser Module.
- Connect the necessary cables (USB, Power) as indicated in the diagram.

This image illustrates the Monport G2 Pro set up in its desktop configuration. The main engine is connected to the laser module via the electric lifting bracket, with the workbench positioned below the laser. This setup is used for stationary engraving tasks.
2. Handheld Operation
For handheld operation, detach the laser module from the electric lifting bracket. The main engine remains connected to the laser module via a cable, allowing for flexible positioning and engraving on larger or irregularly shaped objects.

This image shows the Monport G2 Pro being used in its handheld mode. The user is holding the laser module, demonstrating its portability and ability to engrave on surfaces that might not fit on the workbench, such as a laptop.
3. Software Installation and Connection
The Monport G2 Pro is compatible with Windows, macOS, and Linux operating systems. It supports popular software like LightBurn and Monport's proprietary software. Install the software from the provided USB flash disk or download the latest version from the official Monport website.
- Connect the engraver to your computer using the provided USB cable.
- Follow the on-screen instructions for driver installation and software setup.

This image highlights the user-friendly aspects of the Monport G2 Pro, showcasing its compatibility with Windows, macOS, and Linux operating systems. It also displays the supported software (MPLaser & LightBurn) and various file formats (JPG, BMP, PNG, DXF, SVG, AI, TIFF) that the engraver can process.
Operating Instructions
1. Material Preparation
Ensure your material is clean and securely placed on the workbench or held firmly for handheld engraving. The Monport G2 Pro can engrave on a variety of materials including metal, colored plastic, and stone.
2. Focusing the Laser
Utilize the dual red light focusing system and the electric lifting support to adjust the height of the laser head. This ensures optimal focus for precise engraving. The provided focal length ruler can assist in achieving the correct distance.

This infographic details key features of the Monport G2 Pro, including its 20W fiber laser, 100,000-hour lifespan, 150x150mm working area, 10,000mm/s engraving speed, and 0.01mm engraving precision. It also highlights the portable and handheld design, rotatable laser module, LightBurn support, electric lift stand, and dual light focus system.
3. Designing and Importing
Create your designs using compatible software or import existing files. The engraver supports various file formats including PLT, JPG, BMP, PNG, DXF, SVG, and AI.
4. Engraving Process
- Load your design into the engraving software.
- Adjust engraving parameters such as power, speed, and passes based on the material and desired effect.
- Initiate the engraving process from the software.
- Monitor the engraving process closely.

This image demonstrates the speed and precision of the Monport G2 Pro. It shows a comparison of engraved designs, highlighting the 0.01mm precision and 15,000mm/s engraving speed, resulting in sharp and detailed outcomes.
5. Advanced Engraving Capabilities
- Vivid Color Marking: The machine supports color marking on certain materials, allowing for patterns with enhanced visual effects.
- Detailed Relief Carving: Engrave deep, intricate patterns on small items to create impressive three-dimensional artwork.
- Multi-Angle Engraving: The 360° rotatable laser module enables engraving on sloped and vertical surfaces.

This image showcases the Monport G2 Pro's capabilities for vivid color marking and detailed relief carving. It displays examples of items with colorful engravings and deeply carved patterns, demonstrating the machine's versatility in creating diverse artistic effects.

This image illustrates the multi-angle engraving feature of the Monport G2 Pro, enabled by its rotatable laser module. It shows examples of engraving on sloped surfaces and vertical surfaces, highlighting the flexibility of the machine for various object shapes.
Maintenance
- Cleaning: Regularly clean the lens of the laser module with a soft, lint-free cloth and lens cleaning solution. Ensure the work area is free of debris.
- Ventilation: Keep the air vents on the main engine clear to prevent overheating.
- Storage: Store the engraver in a dry, dust-free environment when not in use.
- Software Updates: Periodically check for software and firmware updates from the Monport website to ensure optimal performance and access to new features.
Troubleshooting
Common Issues and Solutions
| Problem | Possible Cause | Solution |
|---|---|---|
| Laser not firing | Power cable loose; Emergency stop engaged; Software error; Laser module not connected properly. | Check all cable connections; Disengage emergency stop; Restart software and machine; Reconnect laser module. |
| Engraving is blurry or weak | Incorrect focal distance; Dirty laser lens; Incorrect power/speed settings. | Adjust focal distance using the ruler and electric lift; Clean the laser lens; Adjust power and speed settings in software. |
| Machine not recognized by computer | USB cable issue; Driver not installed or corrupted; Software compatibility issue. | Try a different USB port/cable; Reinstall drivers; Ensure software is compatible with your OS. |
| Unexpected machine shutdown | Overheating; Power supply issue; Internal fault. | Ensure proper ventilation; Check power source; Contact customer support if issue persists. |
If you encounter issues not listed here or if the suggested solutions do not resolve the problem, please contact Monport customer support for assistance.
Specifications
| Feature | Detail |
|---|---|
| Laser Wavelength | 1064nm |
| Output Power | 20W (20000 mW) |
| Input Power | AC 100-240V, 50/60Hz |
| Engraving Area | 150 x 150mm |
| Engraving Precision (Beam Spot Size) | 0.01mm |
| Engraving Speed | 10,000mm/s (up to 15,000mm/s) |
| Lifespan | 15,000+ hours |
| Laser Source | Fiber Laser |
| Supported Operating Systems | Windows, Mac, Linux |
| Supported File Formats | PLT, JPG, BMP, PNG, DXF, SVG, AI, TIFF, etc. |
| Connection Options | PC Software (USB) |
| Applicable Materials | Metal, Colored Plastic, Stone, etc. |
| Main Unit Weight | 3.3kg / 7.28lbs |
| Handheld Unit Weight | 1.44kg / 3.17lbs |
| Safety Certifications | CE, FDA, ISO 9001 |
| Product Dimensions | 11.2 x 8 x 13.2 inches (Main Unit) |

This image provides detailed dimensions of the Monport G2 Pro, showing the height, width, and depth of the main unit and the working area. It also illustrates the detachable base plate and the 150x150mm working area.
Warranty and Support
The Monport G2 Pro 20W Fiber Laser Engraver comes with a One Year Warranty Period from the date of purchase.
For technical support, warranty claims, or any inquiries regarding your Monport product, please visit the official Monport website or contact their customer service department. Refer to the contact information provided in your product packaging or on the Monport website.
You can also explore compatible accessories like the claw attachment, smoke purifier, and electric roller available in the Monport store to enhance your engraving experience.





