1. Introduction
Thank you for choosing the Raiku K98 Mechanical Keyboard. This keyboard is designed for gaming and general use, featuring a 98-key layout, customizable RGB lighting, a dedicated volume knob, and multimedia buttons. This manual provides instructions for setting up, operating, and maintaining your keyboard to ensure optimal performance.
2. Package Contents
Please check the package for the following items:
- Raiku K98 Mechanical Keyboard
- USB Cable (Wired connection)
- User Manual (This document)
Note: The package may also include a matching mouse if purchased as a set.

Image: Raiku K98 keyboard and mouse in various color combinations, highlighting the 'Rainbow Ledlight' feature.
3. Setup
- Connect the Keyboard: Plug the USB cable into the USB port on the back of the Raiku K98 keyboard and connect the other end to an available USB port on your computer (Desktop, Laptop, Tablet).
- Initial Recognition: Your operating system should automatically detect and install the necessary drivers. This is a plug-and-play device for basic functionality.
- Positioning: Adjust the keyboard's angle using the wide anti-slip foot braces located on the underside for your preferred typing comfort.

Image: Detailed view of the keyboard's suspension keycaps, volume adjustment knob, and the large non-slip foot support.
4. Operating Instructions
4.1 Basic Keyboard Functions
The Raiku K98 features a 98-key minimalist layout, saving desktop space while maintaining full 104-key functionality. Standard typing functions operate as expected.

Image: The Raiku K98 keyboard showcasing its compact 98-key arrangement.
4.2 Multimedia Controls
The keyboard is equipped with an independent volume adjustment knob and three independent multimedia buttons for convenient control.
- Volume Knob: Rotate clockwise for Volume Up (Vol+), counter-clockwise for Volume Down (Vol-). Press the knob to Mute/Unmute.
- Multimedia Buttons: Dedicated buttons for Previous Song, Play/Pause, and Next Song.

Image: Detailed view of the independent volume adjustment knob and three multimedia buttons, indicating their functions.
4.3 FN Key Combinations
The Raiku K98 offers 12 multimedia functions accessible via the FN key in combination with the F1-F12 keys:
| Combination | Function |
|---|---|
| FN + F1 | Player |
| FN + F2 | Volume Minus |
| FN + F3 | Volume Plus |
| FN + F4 | Mute |
| FN + F5 | Stop Playing |
| FN + F6 | Previous Song |
| FN + F7 | Play/Pause |
| FN + F8 | Next Song |
| FN + F9 | |
| FN + F10 | Home Bar |
| FN + F11 | Lock Win Key |
| FN + F12 | Calculator |

Image: The Raiku K98 keyboard demonstrating its multimedia functions and FN key combinations.
4.4 RGB Lighting Control
The keyboard features brilliant rainbow light effects to enhance your work or study atmosphere.
- Turn Lights On/Off: Press FN +
(On/Off icon) - Adjust Light Brightness: Press FN +
(Light bulb icon) to increase brightness. - Turn Light Breathing On/Off: Press FN +
(Breathing icon) - Adjust Light Breathing Rate: Press FN +
(Breathing rate icon) to increase the rate.

Image: The Raiku K98 keyboard displaying its brilliant rainbow light effect and a diagram for RGB control functions.
5. Maintenance
- Cleaning: Use a soft, dry cloth to wipe the keyboard surface. For deeper cleaning, you can carefully remove the keycaps (they are suspension keycaps) and use compressed air to clear debris from underneath.
- Keycap Care: The keycaps are made of ABS plastic with dye-sublimation printing, ensuring durability. Avoid harsh chemicals that may damage the keycap material or legends.
- Storage: Store the keyboard in a cool, dry place away from direct sunlight and extreme temperatures.

Image: Close-up of the fashionable round and suspension keycaps, designed for comfortable typing.
6. Troubleshooting
- Keyboard Not Responding: Ensure the USB cable is securely connected to both the keyboard and your computer. Try a different USB port or restart your computer.
- RGB Lights Not Working: Check if the RGB lights are turned off using the FN + On/Off icon combination. Ensure the keyboard is properly powered.
- Multimedia Keys Not Functioning: Verify that the FN key combinations are being pressed correctly. Some operating systems may require specific settings for multimedia keys.
- Keys Sticking or Not Registering: Clean around and under the affected keycap. If the issue persists, it may indicate a switch problem.
7. Specifications
| Feature | Specification |
|---|---|
| Brand Name | Attack Shark |
| Model | K98 |
| Keyboard Standard | 98 Keys |
| Type | Wired |
| Interface Type | USB |
| Operation Style | Mechanical |
| Keycup Material | ABS Plastic |
| Keycup Printing | Dye-sublimation |
| Language | English |
| Application | Desktop, Laptop, Number, Tablet |
| Wrist Support | No |
| Certification | CE |
| Origin | Mainland China |
| High-concerned chemical | None |
8. User Tips
- Switch Type: While the specific switch type (e.g., blue, brown, red) is not detailed, the keyboard uses mechanical switches, known for their tactile feedback and durability. Experiment with your typing style to find what feels best.
- Customization: Explore third-party software or operating system settings for further customization of key bindings or macros, if desired.
- Ergonomics: Utilize the adjustable foot support to find an ergonomic angle that reduces strain during long typing or gaming sessions.
9. Warranty and Support
For any issues not covered in this manual, or for warranty claims, please contact the seller or manufacturer directly. Keep your purchase receipt as proof of purchase.





