1. Introduction
This manual provides comprehensive instructions for the TECURS GM003 Wired Gaming Mouse. It covers setup, operation, maintenance, and troubleshooting to ensure optimal performance and user experience. Please read this manual thoroughly before using the product.

This image displays the TECURS GM003 Wired Gaming Mouse from a front-top perspective, highlighting its sleek black design, central scroll wheel, DPI buttons, and the illuminated TECURS logo and RGB strip along the base.
2. Product Overview
Key Features
- Wired USB Connectivity
- Ergonomic Design for reduced hand fatigue
- 9 Programmable Buttons
- Customizable RGB Lighting with 13 modes and 16.8 million colors
- Adjustable DPI up to 7200
- High Polling Rate (125-1000Hz)
- Optical Movement Detection Technology
- Wide Compatibility with Windows, Mac (limited), and Linux systems
Package Contents
- TECURS GM003 Wired Gaming Mouse
- User Manual (this document)

This diagram labels the 9 programmable buttons on the TECURS GM003 Gaming Mouse, including Left Click, Right Click, Middle Click, Scroll Up/Down, DPI+/-, Forward, Backward, and a Rapid Fire button. This illustrates the extensive control options available to the user.
3. Setup
- Connect the Mouse: Plug the USB connector of the TECURS GM003 Gaming Mouse into an available USB port on your computer. The mouse is plug-and-play, and your operating system should automatically detect and install the necessary drivers.
- Software Installation (Optional): For advanced customization of buttons, DPI settings, and RGB lighting, it is recommended to download and install the official TECURS GM003 software from the manufacturer's website. Follow the on-screen instructions for installation.

This image demonstrates the wide compatibility of the TECURS GM003 Gaming Mouse, featuring icons for Windows, Mac, Linux, and Vista operating systems. It indicates the mouse can be used across various platforms.
4. Operation
Basic Functions
- Left Click: Primary action, selection.
- Right Click: Context menu, secondary action.
- Scroll Wheel: Scroll up/down pages. Can also be pressed for middle-click functionality.
- Forward/Backward Buttons: Navigate web pages or folders.
DPI Adjustment
The mouse features dedicated DPI buttons (DPI+ and DPI-) located near the scroll wheel. Press these buttons to cycle through different DPI sensitivity levels. The current DPI setting may be indicated by the mouse's LED color or through the software.
RGB Lighting Customization
The TECURS GM003 offers 13 customizable RGB lighting modes with 16.8 million colors. Use the dedicated software to select your preferred lighting effects, colors, and brightness. Some lighting modes may also be accessible directly via mouse button combinations (refer to software for details).
Programmable Buttons
The 9 buttons on the GM003 mouse are programmable. Using the TECURS software, you can assign custom functions, macros, or key combinations to each button, including the 'Rapid Fire' button, to enhance your gaming or productivity experience.

An image showing the TECURS GM003 Gaming Mouse's software interface, which allows users to program buttons, adjust performance settings like DPI and polling rate, and customize RGB backlighting. The interface displays options for button assignments, DPI control, and lighting effects.

This image presents an angled view of the TECURS GM003 Gaming Mouse, emphasizing its customizable features. Text overlays indicate '5 DPI' up to 7200, '125-1000HZ Polling Rate', and '13 RGB Light Modes', illustrating the mouse's performance and aesthetic options.
5. Maintenance
- Cleaning: Use a soft, dry cloth to clean the mouse surface. For stubborn dirt, slightly dampen the cloth with water or a mild cleaning solution. Avoid using harsh chemicals or abrasive materials.
- Sensor Cleaning: Occasionally, dust or debris may accumulate around the optical sensor. Use a cotton swab or compressed air to gently clean the sensor area.
- Storage: When not in use, store the mouse in a clean, dry environment away from direct sunlight and extreme temperatures.
- Cable Care: Avoid sharp bends or excessive pulling on the USB cable to prevent damage.
6. Troubleshooting
- Mouse Not Responding:
- Ensure the USB cable is securely plugged into a working USB port.
- Try plugging the mouse into a different USB port or another computer to rule out port issues.
- Restart your computer.
- Cursor Movement is Erratic or Jumpy:
- Clean the optical sensor on the bottom of the mouse.
- Ensure you are using the mouse on a clean, non-reflective, and uniform surface (preferably a mouse pad).
- Adjust DPI settings to a lower value if movement is too sensitive.
- RGB Lighting Not Working/Incorrect:
- Check the lighting settings in the TECURS software.
- Ensure the software is up to date.
- Try restarting the computer.
- Programmable Buttons Not Working:
- Verify button assignments in the TECURS software.
- Ensure the software is running in the background if required for custom profiles.
- Update the mouse software to the latest version.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | TECURS |
| Model Name | GM003-1 |
| Connectivity Technology | USB (Wired) |
| Movement Detection Technology | Optical |
| Number of Buttons | 9 (Programmable) |
| DPI Range | Up to 7200 DPI |
| Polling Rate | 125-1000Hz |
| Special Features | Ergonomic Design, LED Light (RGB) |
| Hand Orientation | Right |
| Recommended Uses | Gaming |
| Item Weight | 90 Grams |
| Material | Plastic |

The image highlights the ergonomic design of the TECURS GM003 Gaming Mouse, showing how it comfortably fits different hand grip styles: palm grip, finger grip, and claw grip. This design aims to reduce hand fatigue during extended use.
8. Warranty and Support
For warranty information, please refer to the documentation included with your purchase or visit the official TECURS website. If you encounter any issues not covered in this manual or require further assistance, please contact TECURS customer support through their official channels.





