1. Introduction
The KOORUI K0104 is a 104-key wired gaming keyboard designed for desktop PCs. It features LED backlighting, mechanical-feel keys, anti-ghosting technology, and a waterproof design, providing a responsive and durable typing experience. This manual provides detailed instructions for setup, operation, and maintenance of your keyboard.
2. Safety Information
- Do not expose the keyboard to extreme temperatures or humidity.
- Avoid dropping or subjecting the keyboard to strong impacts.
- Keep the keyboard away from strong magnetic fields.
- Do not attempt to disassemble or modify the keyboard. This will void the warranty.
- Use only the provided USB cable for connection.
3. Package Contents
Please check the package contents upon opening. If any items are missing or damaged, contact customer support.
- KOORUI K0104 104-Key Wired Gaming Keyboard
- USB Cable (attached)
- User Manual (this document)
4. Product Overview
The KOORUI K0104 keyboard features a full-size 104-key layout with a durable all-metal panel and ABS keycaps. It is designed for enhanced gaming and typing performance.
- 104-Key Layout: Standard full-size keyboard with numeric keypad.
- Mechanical-Feel Keys: Provides tactile feedback similar to mechanical keyboards for comfortable typing and gaming.
- Durable All-Metal Panel: Ensures longevity and a premium feel.
- Waterproof Design: Protects against accidental spills, making cleaning easier.
- RGB Backlighting: Features 3-color backlighting with various modes and brightness adjustments.
- 26-Key Anti-Ghosting: Allows multiple keys to be pressed simultaneously without conflicts, crucial for gaming.
- Multimedia Function Keys: Access common functions quickly using FN key combinations.
- Win Key Lock Function: Prevents accidental presses of the Windows key during gameplay.

Image: KOORUI K0104 keyboard highlighting key stroke (3.8±0.3mm), keycap material (ABS), and a 10,000,000 keystroke test rating.

Image: Close-up of the KOORUI K0104 keyboard, emphasizing its waterproof design and indicator lights for Num Lock, Caps Lock, and Scroll Lock.
5. Setup
The KOORUI K0104 keyboard is a plug-and-play device, requiring no additional drivers for basic functionality.
- Locate an available USB port on your desktop PC or laptop.
- Plug the USB connector of the keyboard into the USB port.
- The operating system will automatically detect and install the necessary drivers.
- The keyboard is ready for use once the installation is complete.
Compatibility: This keyboard is widely compatible with Windows Vista/XP/7/8/10/11, MacOS, and Linux operating systems.

Image: The KOORUI K0104 keyboard illustrating its compatibility with Windows, Mac, and Linux, along with its dimensions (443mm x 192mm x 4mm).
6. Operating Instructions
6.1 Backlight Control
The keyboard features a vibrant RGB backlight with multiple modes and adjustable brightness.
- Toggle Backlight: Press the ON/OFF button (located near the top right) to turn the backlight on or off.
- Breathing Mode: Press FN + ON/OFF to switch to the light breathing mode.
- Adjust Brightness: Press Fn + PgUp to increase backlight brightness. Press Fn + PgDn to decrease backlight brightness.
- Effect Memory: The keyboard retains your last backlight settings even after power loss or restart.

Image: Diagram showing the key combinations for backlight control: Fn + PgUp for brightness increase, Fn + PgDn for brightness decrease, ON/OFF button for toggling, and Fn + ON/OFF for switching light modes.
6.2 Multimedia Keys
The keyboard includes 12 multimedia function keys accessible via the FN key.
- Press FN + F1 to FN + F12 for various multimedia functions (e.g., volume control, media playback).
- Note: Multimedia keys are only supported on Windows systems. They may not function on MacOS.
6.3 Anti-Ghosting
The 26-key anti-ghosting feature ensures that all your key presses are registered accurately, even when multiple keys are pressed simultaneously during intense gaming sessions.
6.4 WASD Key Swap
For gaming convenience, you can swap the functionality of the WASD keys with the arrow keys.
- Press FN + W to toggle the WASD keys and arrow keys functionality.
6.5 Win Key Lock
To prevent accidental interruptions during gaming, you can lock the Windows key.
- Press Fn + Win to lock or unlock the Windows key.

Image: The KOORUI K0104 keyboard illustrating the 26-key anti-ghosting feature and key combinations for Win Lock (Fn + Win) and WASD key swap (Fn + W).
7. Maintenance
Proper maintenance ensures the longevity and optimal performance of your keyboard.
- Cleaning: Due to its waterproof design, accidental spills can be easily cleaned. Gently wipe the surface with a damp cloth. For deeper cleaning, ensure the keyboard is disconnected from the computer.
- Avoid Harsh Chemicals: Do not use strong detergents, solvents, or abrasive cleaners, as these can damage the keyboard's finish and components.
- Dust Removal: Use compressed air to remove dust and debris from between the keys.
- Storage: When not in use for extended periods, store the keyboard in a clean, dry place away from direct sunlight.
8. Troubleshooting
If you encounter any issues with your KOORUI K0104 keyboard, please refer to the following common solutions:
| Problem | Possible Solution |
|---|---|
| Keyboard not responding |
|
| Backlight not working |
|
| Certain keys not registering |
|
| Multimedia keys not working on Mac |
|
9. Specifications
| Feature | Detail |
|---|---|
| Brand | KOORUI |
| Model | K0104 |
| Number of Keys | 104 |
| Connectivity | Wired USB |
| Key Type | Mechanical-feel (Tactile) |
| Backlight | RGB (3 colors, breathing mode) |
| Anti-Ghosting | 26 Keys |
| Material | ABS Keycaps, All-metal panel |
| Waterproof | Yes |
| Compatibility | Windows Vista/XP/7/8/10/11, MacOS, Linux |
| Dimensions (L x W x H) | 443mm x 192mm x 4mm |
| Key Stroke | 3.8 ± 0.3mm |
| Keystroke Lifespan | 10,000,000 times |
10. Warranty and Support
KOORUI is committed to providing high-quality computer keyboards and premium customer service. If you have any questions, concerns, or require assistance with your KOORUI K0104 keyboard, please do not hesitate to contact our support team.
We offer 24-hour support to ensure your satisfaction.
For contact information, please refer to the product packaging or the official KOORUI website.



