1. Introduction
Thank you for choosing the MARVO Scorpion M791W Gaming Mouse. This manual provides detailed instructions on how to set up, operate, and maintain your new gaming mouse to ensure optimal performance and an enhanced gaming experience. Please read this manual thoroughly before using the product.

Image: The MARVO Scorpion M791W gaming mouse shown with its accompanying USB wireless receiver. The mouse features RGB lighting accents and a sleek black design.
2. Product Features
- Dual Mode Connectivity: Seamlessly switch between 2.4 GHz wireless mode and wired mode using the included 1.6m Type-C braided cable.
- Ergonomic Design: Crafted with a comfortable thumb rest, the mouse is designed to fit perfectly in your right hand for extended gaming sessions.
- Programmable Buttons: Features 8 programmable buttons that can be customized via dedicated software to meet all your gaming demands.
- Dynamic RGB Lighting: Enjoy 16.8 million colors with seven distinct lighting modes to create a personalized gaming ambiance.
- High Polling Rate: Up to 1000Hz polling rate ensures smooth, high-speed movement and minimal game delay.
- Long-lasting Battery: Equipped with a 700mAh battery capacity for extended wireless use.
- Durable Switches: Built with switches rated for 20 million clicks, ensuring long-term reliability.

Image: An angled view of the MARVO Scorpion M791W gaming mouse, highlighting its ergonomic shape, the textured side grip, and the vibrant RGB lighting strip along the top edge. Two side buttons are visible.
3. Package Contents
Please check the package for the following items:
- 1 x MARVO Scorpion M791W 2.4G Wireless Gaming Mouse
- 1 x USB Wireless Receiver
- 1 x 1.6m Type-C Braided Charging/Data Cable
- 1 x User Manual
4. Setup
4.1. Wireless Mode Setup
- Locate the USB wireless receiver. It may be stored in a compartment on the underside of the mouse.
- Plug the USB wireless receiver into an available USB port on your computer.
- Turn on the mouse using the power switch located on the underside.
- The mouse should automatically connect to your computer. If not, press the pairing button (if available) on the mouse and ensure the receiver is properly inserted.
4.2. Wired Mode Setup
- Connect the Type-C end of the braided cable to the mouse's charging port (usually at the front).
- Connect the USB-A end of the cable to an available USB port on your computer.
- The mouse will automatically switch to wired mode and begin charging if the battery is low.
4.3. Charging the Mouse
To charge the MARVO Scorpion M791W, connect the Type-C braided cable to the mouse and a USB power source (e.g., computer USB port, USB wall adapter). The mouse can be used in wired mode while charging.

Image: A front view of the MARVO Scorpion M791W gaming mouse, clearly showing the USB-C port located at the front for wired connection and charging.
5. Operating Instructions
5.1. DPI Adjustment
The mouse features multiple DPI (Dots Per Inch) settings to adjust cursor sensitivity. Use the dedicated DPI cycle button (usually located behind the scroll wheel) to switch between the following preset levels:
- 1000 DPI
- 1600 DPI
- 2400 DPI
- 3200 DPI
- 4000 DPI
- 10000 DPI
5.2. Programmable Buttons
The MARVO Scorpion M791W has 8 programmable buttons. To customize these buttons, download and install the official MARVO software from the manufacturer's website. The software allows you to assign macros, key functions, and multimedia controls to each button.

Image: A side view of the MARVO Scorpion M791W gaming mouse, clearly showing the two thumb buttons and the intricate RGB lighting pattern on the side panel.
5.3. RGB Lighting Modes
The mouse features 16.8 million colors and seven different lighting modes. These can typically be cycled through using a dedicated button (often combined with DPI or a separate lighting button) or customized further using the MARVO software.
5.4. Polling Rate
The mouse operates at a 1000Hz polling rate, meaning it reports its position to your computer 1000 times per second. This high polling rate minimizes input lag and provides a responsive gaming experience.
6. Maintenance
- Cleaning: Use a soft, dry cloth to clean the mouse. For stubborn dirt, slightly dampen the cloth with water or a mild cleaning solution. Avoid harsh chemicals or abrasive materials.
- Sensor Care: Keep the optical sensor on the underside clean and free from dust or debris to ensure accurate tracking.
- Battery Care: To prolong battery life, avoid fully discharging the mouse frequently. Charge it when the battery indicator shows low power. If storing for a long period, charge it to about 50% and store in a cool, dry place.
- Cable Care: Avoid sharp bends or kinks in the Type-C cable to prevent damage.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Mouse not responding (Wireless) | Low battery; Receiver not connected; Interference; Mouse not paired. | Charge the mouse; Ensure receiver is firmly plugged in; Try a different USB port; Move closer to receiver; Re-pair the mouse (refer to setup section). |
| Mouse not responding (Wired) | Cable not connected properly; Faulty cable; Faulty USB port. | Ensure cable is firmly connected to both mouse and computer; Try a different USB port; Try a different Type-C cable if available. |
| Cursor movement is erratic or jumpy | Dirty optical sensor; Uneven surface; Low battery. | Clean the optical sensor; Use the mouse on a clean, flat mouse pad; Charge the mouse. |
| RGB lighting not working | Lighting mode off; Software settings. | Press the lighting mode button on the mouse; Check lighting settings in the MARVO software. |
| Programmable buttons not working | Software not installed; Buttons not configured. | Install the MARVO software; Configure button assignments within the software. |
8. Specifications
| Feature | Detail |
|---|---|
| Model | M791W |
| Buttons | 8 Programmable Buttons |
| DPI Settings | 1000-1600-2400-3200-4000-10000 |
| Polling Rate | 1000Hz |
| Backlight | RGB (16.8 Million Colors, 7 Modes) |
| Battery Capacity | 700mAh |
| Switch Life | 20 million times |
| Connectivity | 2.4G Wireless, USB Wired (Type-C) |
| Dimensions (Package) | 22.3 x 15.6 x 6.2 cm |
| Weight (Package) | 220 g |
9. Warranty and Support
For warranty information and technical support, please refer to the warranty card included with your product or visit the official MARVO website. Keep your purchase receipt as proof of purchase for any warranty claims.
If you encounter any issues not covered in this manual, please contact MARVO customer support for assistance.







