Rii B0CCJ2L5T1
Rii Rainbow LED Backlit Keyboard and Mouse Set Instruction Manual
Model: B0CCJ2L5T1
1. Setup Guide
The Rii Rainbow LED Backlit Keyboard and Mouse Set is designed for simple plug-and-play functionality. No additional drivers are required for most operating systems.
1.1 Connecting Your Devices
- Locate an available USB port on your computer or compatible device.
- Plug the USB connector from the keyboard into the USB port.
- Plug the USB connector from the mouse into another available USB port.
- Allow a few moments for your operating system to recognize and configure the devices. The keyboard and mouse should be ready for use shortly.

Image 1.1: The Rii Rainbow LED Backlit Keyboard and Mouse Set, ready for connection.
1.2 Physical Dimensions
Understanding the dimensions of your keyboard and mouse can assist in optimal desk arrangement.
- Keyboard Dimensions: 17.1 inches (435mm) x 5.3 inches (137mm) x 1.1 inches (30mm)
- Mouse Dimensions: 5.1 inches (131mm) x 2.8 inches (73mm) x 1.6 inches (42mm)

Image 1.2: Detailed dimensions of the keyboard and mouse for proper setup.
2. Operating Instructions
2.1 Keyboard Functions
The Rii keyboard features a full-size layout with multimedia controls and customizable backlighting.
- Rainbow LED Backlight: The keyboard features a multi-color rainbow LED backlight. This enhances visibility in low-light conditions and provides a visually appealing experience.
- Backlight Control: To turn the keyboard backlight on or off, locate the dedicated backlight key (often represented by a sun or lightbulb icon) near the right CTRL key. Pressing this key will toggle the backlight.
- Multimedia Keys: Access common functions quickly using the Fn key in combination with the F1-F12 keys. These shortcuts control media playback, volume, and other system functions.
- Anti-Ghosting: The keyboard supports 19-key anti-ghosting, ensuring that multiple key presses are registered accurately during fast typing or gaming.
- Key Durability: Each key is designed for a lifespan of 5 million clicks.
- Ergonomic Design: The keyboard features an ergonomic design for comfortable use, reducing hand fatigue during extended periods. It has a flat profile without adjustable risers.

Image 2.1: Close-up of the keyboard showcasing the rainbow LED backlighting.

Image 2.2: Illustration of the 19-key anti-ghosting feature and multimedia key functions.
2.2 Mouse Functions
The Rii mouse offers responsive control with adjustable sensitivity and dynamic backlighting.
- 7-Color Breathing Light: The mouse features a dynamic 7-color breathing light effect, adding to the aesthetic appeal.
- Adjustable DPI: Cycle through four DPI settings (1200/1600/2400/3200) to adjust cursor sensitivity for different tasks, from precise work to rapid gaming movements. The DPI button is typically located near the scroll wheel.
- Button Layout: The mouse includes standard left and right click buttons, a scroll wheel, and dedicated forward and backward buttons for enhanced navigation.
- Mouse Durability: The mouse buttons are rated for a lifespan of 3 million clicks.

Image 2.3: Diagram illustrating the mouse buttons and DPI settings.

Image 2.4: The Rii mouse displaying its dynamic breathing LED lighting.
2.3 System Compatibility
The Rii Keyboard and Mouse Set is compatible with a wide range of operating systems and devices:
- Windows 10, Windows 8, Windows 7, Windows Vista, Windows XP
- PC, Laptop, Pad
- Google Android TV Box, HTPC, IPTV, Smart TV
- Mac OS, Raspberry Pi (all versions)
3. Maintenance
Regular maintenance helps ensure the longevity and optimal performance of your Rii Keyboard and Mouse Set.
- Cleaning: Use a soft, dry cloth to wipe down the surfaces of the keyboard and mouse. For deeper cleaning, a slightly damp cloth with mild soap can be used, ensuring no liquid enters the device. Compressed air can be used to remove dust and debris from between keyboard keys.
- Storage: When not in use for extended periods, store the devices in a clean, dry environment away from direct sunlight and extreme temperatures.
- Avoid Spills: Protect the keyboard and mouse from liquid spills, which can cause permanent damage.
4. Troubleshooting
If you encounter issues with your Rii Keyboard and Mouse Set, try the following steps:
- Device Not Responding:
- Ensure the USB cables are fully and securely plugged into the computer's USB ports. Sometimes, a loose connection can prevent functionality even if lights are on.
- Try plugging the keyboard and mouse into different USB ports on your computer.
- Test the devices on another computer to determine if the issue is with the devices or your computer's ports.
- Backlight Not Working:
- Press the backlight control key (often near the right CTRL key) to ensure it hasn't been accidentally turned off.
- Verify the USB connection is secure.
- Mouse Cursor Jumps or is Unresponsive:
- Clean the optical sensor on the bottom of the mouse.
- Ensure you are using the mouse on a suitable surface (e.g., a mouse pad).
- Adjust the DPI setting using the DPI button on the mouse.
5. Product Specifications
| Feature | Detail |
|---|---|
| Brand | Rii |
| Model | B0CCJ2L5T1 (Rainbow LED Backlit) |
| Connectivity Technology | USB Wired |
| Keyboard Backlight | Rainbow LED Backlit |
| Mouse Backlight | 7-Color Breathing Light |
| Keyboard Key Life | 5 Million Clicks |
| Mouse Key Life | 3 Million Clicks |
| Mouse DPI Settings | 1200/1600/2400/3200 DPI |
| Anti-Ghosting | 19 Keys |
| Keyboard Dimensions | 17.1 x 5.3 x 1.1 inches (435 x 137 x 30 mm) |
| Mouse Dimensions | 5.1 x 2.8 x 1.6 inches (131 x 73 x 42 mm) |
| Item Weight | 2.16 pounds |
| Compatible Devices | PC, Laptop, Gaming Console, Android TV Box, Smart TV, Mac OS, Raspberry Pi |
6. Warranty and Support
Rii is committed to providing a positive customer experience. If you have any questions, concerns, or require assistance with your product, please contact our professional customer service team.
For support, please refer to the contact information provided with your product packaging or visit the official Rii website.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.