1. Introduction
The Logitech G502 Proteus Spectrum is a high-performance wired gaming mouse designed for precision, customization, and comfort. Featuring an advanced optical sensor, customizable RGB lighting, and a system for personalized weight and balance tuning, this mouse offers an enhanced gaming and computing experience. It includes 11 programmable buttons to adapt to various tasks and game profiles.
2. Package Contents
- Logitech G502 Proteus Spectrum Gaming Mouse
- Five 3.6g adjustable weights
- Weight case
- User documentation

The package contains the G502 Proteus Spectrum mouse, a set of five 3.6g weights for customization, a dedicated case to store these weights, and essential user documentation.
3. Setup
3.1 Connecting the Mouse
- Locate an available USB port on your computer.
- Plug the USB connector of the Logitech G502 Proteus Spectrum mouse into the USB port.
- The mouse will be automatically detected by your operating system (Mac or Windows).
3.2 Software Installation (Logitech G Hub)
To unlock the full customization potential of your G502 Proteus Spectrum mouse, including programmable buttons, DPI settings, and RGB lighting, install the Logitech G Hub software.
- Visit the official Logitech support website.
- Download the latest version of Logitech G Hub compatible with your operating system (Mac or Windows).
- Follow the on-screen instructions to complete the installation.
- Launch Logitech G Hub to begin customizing your mouse.

The Logitech G Hub software provides a comprehensive interface for managing your mouse's features, including DPI, button assignments, and RGB lighting effects.
4. Operating the Mouse
4.1 Button Overview and Programmability
The G502 Proteus Spectrum features 11 programmable buttons, offering extensive control for various applications. These include the standard left and right click buttons, a clickable scroll wheel, two DPI adjustment buttons, and additional G-buttons strategically placed for easy access.
- Left/Right Click: Standard mouse functions.
- Scroll Wheel: Provides vertical scrolling and acts as a clickable button.
- DPI Up/Down Buttons: Adjust mouse sensitivity on-the-fly.
- G-Buttons (G4-G9): Customizable buttons for macros, commands, or shortcuts.
- Scroll Wheel Tilt: The scroll wheel can also be tilted left or right for additional programmable actions.
4.2 DPI Adjustment
The mouse supports on-the-fly DPI shifting, allowing you to instantly change sensitivity from 200 to 12,000 DPI. Use the dedicated DPI Up/Down buttons (typically located near the left-click button) to cycle through your pre-set DPI levels. This is particularly useful for switching between high-speed movements and precise aiming in games.
4.3 Dual-Mode Hyper-Fast Scroll Wheel
The G502 Proteus Spectrum features a unique dual-mode scroll wheel. Press the button directly below the scroll wheel to toggle between two modes:
- Click-to-Click Scrolling: Provides precise, tactile feedback for controlled navigation.
- Hyper-Fast Scrolling: Unlocks the scroll wheel for smooth, continuous scrolling, ideal for quickly navigating long documents or web pages.
4.4 Weight and Balance Tuning
Customize the weight and balance of your G502 Proteus Spectrum mouse to suit your personal preference. The mouse comes with five 3.6g weights that can be inserted into specific compartments.
- Turn the mouse over to reveal the bottom panel.
- Locate the magnetic weight compartment cover.
- Gently pull the cover to remove it.
- Place the desired 3.6g weights into the available slots. You can experiment with different configurations to find your optimal balance and feel.
- Replace the magnetic cover, ensuring it snaps securely into place.

Adjusting the weights allows for fine-tuning the mouse's feel, which can impact precision and comfort during extended use.
5. Customization (Logitech G Hub Software)
The Logitech G Hub software is your central hub for advanced customization:
- Button Assignments: Reassign any of the 11 buttons to perform custom macros, system commands, or keyboard shortcuts.
- DPI Sensitivity: Create multiple DPI profiles and assign them to the DPI shift buttons for quick switching.
- RGB Lighting: Customize the RGB lighting effects and colors for the Logitech G logo and DPI indicators. Synchronize lighting with other Logitech G devices.
- Game Profiles: Create game-specific profiles that automatically activate when you launch a particular game, ensuring your settings are always optimized.
6. Maintenance
6.1 Cleaning
To maintain optimal performance and hygiene, regularly clean your mouse:
- Use a soft, lint-free cloth dampened with water or a mild cleaning solution to wipe the surface of the mouse.
- For hard-to-reach areas, use a cotton swab or compressed air to remove dust and debris from around buttons and the scroll wheel.
- Avoid using harsh chemicals or abrasive materials, as these can damage the mouse's finish.
6.2 Cable Care
The mouse features a durable braided cable. To prolong its lifespan:
- Avoid sharp bends or kinks in the cable.
- Do not pull on the cable to unplug the mouse; always grasp the USB connector.
- Use cable ties or management solutions to keep the cable organized and prevent tangling.
7. Troubleshooting
- Mouse not responding: Ensure the USB cable is securely plugged into a working USB port. Try a different USB port or computer to isolate the issue.
- Tracking issues: Clean the optical sensor on the underside of the mouse. Ensure you are using the mouse on a suitable surface (a mouse pad is recommended).
- Buttons not working: Check your button assignments in Logitech G Hub. Ensure no conflicting software is interfering with mouse inputs.
- RGB lighting not working: Verify lighting settings in Logitech G Hub. Ensure the software is up to date.
- Software not detecting mouse: Reinstall Logitech G Hub. Ensure your operating system is up to date.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | Logitech |
| Model | G502 Proteus Spectrum (910-004615) |
| Connectivity | Wired USB |
| Sensor Technology | Optical (PMW3366) |
| DPI Range | 200 - 12,000 DPI |
| Programmable Buttons | 11 |
| Weight Tuning | Five 3.6g removable weights |
| Cable Length | 6 feet (1.83 meters) |
| Dimensions (LxWxH) | 5.2 x 2.95 x 1.57 inches |
| Item Weight | 4.3 ounces (without weights) |
| Operating System Compatibility | Mac, Windows |
| Special Features | Customizable RGB Lighting, Dual-Mode Hyper-Fast Scroll Wheel |
9. Warranty and Support
9.1 Warranty Information
Logitech products are manufactured to the highest quality standards. For detailed warranty information, please refer to the warranty card included in your product packaging or visit the official Logitech website. Keep your proof of purchase for warranty claims.
9.2 Customer Support
For technical assistance, product inquiries, or troubleshooting, please visit the Logitech support website at support.logi.com. You can find FAQs, driver downloads, and contact information for customer service.





