1. Introduction
The Laptomo M2 Dual Portable Monitor is designed to enhance your productivity by expanding your laptop's display capabilities. Featuring an upgraded 15.6-inch 1080 FHD IPS display, it provides a wider visual experience for various tasks, from spreadsheets to multimedia. Its ultra-slim and lightweight design ensures portability, making it ideal for travel and remote work. This manual provides detailed instructions for setup, operation, and maintenance to help you maximize your device's potential.

Image: The Laptomo M2 Portable Dual Monitor Extender in use, showcasing its dual-screen setup with a laptop, enhancing productivity.
2. Package Contents
Please verify that all the following items are included in your package:
- 1 x Laptop Screen Extender
- 2 x USB-C to USB-C Cable
- 1 x HDMI to Mini HDMI Cable
- 1 x Power Adapter
- 1 x HUB (for M1/M2/M3 chip laptops)
- 1 x User Guide

Image: A visual representation of the Laptomo M2 Dual Portable Monitor's package contents, including the main unit, various cables, power adapter, and user guide.
3. Setup Instructions
The Laptomo M2 monitor is designed for easy plug-and-play connectivity. Follow these steps to set up your dual portable monitor:
- Attach the Monitor: Gently expand the monitor unit and securely attach it to the top edge of your laptop screen. Ensure the clips are firmly in place to hold the monitor.
- Connect Cables:
- For USB 3.0 Full-Function Port: Use a single USB-C to USB-C cable to connect the monitor to your laptop. This cable supports both power and display.
- For Laptops without Full-Function USB 3.0 (or M1/M2/M3 chips):
- Connect the monitor to your laptop using the HDMI to Mini HDMI cable for video.
- Connect the monitor to a power source using the USB-C to USB-A cable and the provided power adapter for power.
- For M1/M2/M3 chip laptops, use the dedicated HUB and install the necessary driver during initial setup to activate both screens.
- Power On: Once connected, the monitor should automatically power on and display your extended desktop.
- Adjust Display Settings: If the display does not extend automatically, adjust your laptop's display settings to 'Extend' or 'Duplicate' mode as desired.

Image: Illustrates the simple one-cable connection for Windows, Mac OS, and USB-C devices, highlighting the plug-and-play functionality of the Laptomo M2 monitor.

Image: Demonstrates the single USB-C cable connection for both power and display to two screens, with icons indicating compatible USB-C port types.

Image: Shows two connection options: Option 1 for USB-C to USB-C connection (power adapter included) and Option 2 for macOS laptops with M1/M2 chips requiring a HUB and driver installation.
Video: An official seller video demonstrating the unboxing, setup, and various features of the Domyfan 15.6-inch Dual Laptop Screen Extender, including cable connections and display modes.
4. Operating Modes
The Laptomo M2 supports multiple display modes to suit your workflow:
- Extended Mode: Expands your desktop across both screens, allowing you to multitask with more screen real estate.
- Mirror Mode: Duplicates your primary laptop screen onto the portable monitor, ideal for presentations or sharing content.
- Split Mode: Divides the content across the screens for specific applications.
- Portrait Mode: Rotate the monitors to a vertical orientation for tasks like coding or reading long documents. (Note: Portrait Mode may not be compatible with MAC OS M1/M2 Chips).

Image: Illustrates various display modes including Extended, Mirror, Split, and Portrait modes, showing how the Laptomo M2 monitor can adapt to different user needs.

Image: A side-by-side comparison of Extend Mode, where the desktop is expanded, and Mirror Mode, where the laptop screen is duplicated on the portable monitor.

Image: Compares Large Screen Mode, showing a single large image across both screens, with Portrait Mode, displaying data vertically on two screens.
5. Connectivity
The Laptomo M2 offers wide compatibility with various devices and connection types:
- USB Type-C: Supports power and display for laptops with full-function USB-C ports.
- Mini HDMI: For video input from devices like PCs, PS4/5, Switch, and Xbox.
- Power Port: Dedicated port for external power supply if needed.
- Speakers: Built-in dual speakers for audio output.

Image: Displays the wide compatibility of the Laptomo M2 monitor with various devices including laptops, Macbooks, iPads, PCs, PS4/5, Nintendo Switch, Xbox, and phones, showing both Type-C and Mini HDMI connections.
6. Display Settings
The Laptomo M2 monitor features an intuitive On-Screen Display (OSD) menu for adjusting various settings. Use the control buttons on the side of the monitor to navigate and select options.
- Brightness: Adjust the screen brightness to your preference.
- Contrast: Modify the contrast level for optimal visual clarity.
- ECO Mode: Select from various ECO modes (Standard, Game, Movie, Text, FPS, RTS) to optimize power consumption and display for specific content.
- DCR (Dynamic Contrast Ratio): Enable or disable DCR for enhanced contrast.
- Sharpness: Adjust the sharpness of the image.
- Color Temperature: Customize color temperature (Standard, Warm, Cool, User) to match your visual needs.
- Low Blue Light: Reduce blue light emission to minimize eye strain.
- Language: Select your preferred language for the OSD menu.
- Transparency: Adjust the transparency of the OSD menu.

Image: Highlights the IPS Wide Viewing Angle with 120% sRGB color gamut and a color accuracy of ΔE<2, ensuring high-quality visuals and vibrant, true-to-life colors.
7. Ergonomics and Portability
The Laptomo M2 is designed with user comfort and convenience in mind:
- Ultra Slim Design: Weighing only 3.57 lbs, its compact foldable unit fits neatly into any computer backpack.
- Adjustable Stand: The built-in stand supports rotation from 0° to 140°, allowing for ergonomic viewing angles and reducing strain on eyes and neck.
- VESA Mountable: Features VESA mounting holes (50x50mm, 75x75mm, 100x100mm) for flexible setup options, including stacking screens vertically or horizontally.
- 340-Degree Rotation: Enhance work efficiency by easily rotating the monitor for collaboration or presentations.

Image: Highlights the built-in stand supporting 0° to 140° rotation and VESA mount compatibility (50x50mm, 75x75mm, 100x100mm) for versatile setup.

Image: Emphasizes the compact profile of 0.8 inches and total weight of 3.5 lbs, making the portable monitor easy to carry in a backpack.
8. Specifications
| Feature | Specification |
|---|---|
| Product Dimensions | 14.2 x 8.7 x 1.08 inches |
| Item Weight | 3.57 pounds |
| Manufacturer | Laptomo |
| Item Model Number | M2 |
| Standing Screen Display Size | 15.6 Inches |
| Aspect Ratio | 16:9 |
| Resolution | 1920 x 1080 (FHD 1080p) |
| Screen Surface Description | Matte |
9. Maintenance
To ensure the longevity and optimal performance of your Laptomo M2 Dual Portable Monitor, please follow these maintenance guidelines:
- Cleaning: Use a soft, lint-free cloth slightly dampened with water or a screen-cleaning solution to clean the display. Avoid using harsh chemicals, abrasive cleaners, or aerosol sprays directly on the screen.
- Storage: When not in use, fold the monitor carefully and store it in its protective carrying case to prevent scratches and damage. Avoid placing heavy objects on top of the monitor.
- Handling: Always handle the monitor by its edges or frame. Avoid applying excessive pressure to the screen.
- Temperature: Operate and store the monitor within recommended temperature ranges. Avoid extreme heat or cold, which can affect performance and lifespan.
- Ventilation: Ensure proper ventilation around the monitor during use to prevent overheating.
10. Troubleshooting
If you encounter any issues with your Laptomo M2 Dual Portable Monitor, please refer to the following common troubleshooting steps:
- No Display/Black Screen:
- Ensure all cables are securely connected to both the monitor and your laptop.
- Verify that your laptop's USB-C port supports video output (DisplayPort Alternate Mode) or that you are using the HDMI connection correctly.
- If using a USB-C connection, ensure the monitor is receiving sufficient power. Try connecting the external power adapter.
- For M1/M2/M3 chip laptops, confirm the dedicated HUB is used and the driver is installed.
- Check your laptop's display settings to ensure the display mode is set to 'Extend' or 'Duplicate'.
- Flickering Screen:
- Ensure the monitor is receiving adequate power. If using only USB-C, try connecting the external power adapter.
- Check the cable connections for any looseness or damage.
- Incorrect Resolution/Aspect Ratio:
- Adjust the resolution and aspect ratio through your laptop's display settings or the monitor's OSD menu.
- No Audio:
- Ensure the audio output is directed to the monitor in your laptop's sound settings.
- Check the volume levels on both your laptop and the monitor.
If these steps do not resolve the issue, please contact Laptomo customer support for further assistance.
11. Warranty and Support
Laptomo products are designed for reliability and performance. For specific warranty details and terms, please refer to the warranty card included in your product packaging or visit the official Laptomo website. Our customer support team is available to assist you with any questions or issues you may encounter.
Contact Support:
- Refer to your User Guide for specific contact information.
- Visit the Laptomo Store on Amazon for product information and support resources.





