1. Introduction
Thank you for choosing the MOFII Wireless Keyboard and Mouse Combo. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your new device. Please read this manual carefully before use to ensure optimal performance and longevity of your product.
This combo offers a reliable 2.4G wireless connection, ergonomic design, and intelligent auto-sleep features for enhanced productivity and comfort.
2. Product Overview
2.1 Components
- Wireless Keyboard
- Wireless Mouse
- USB Nano Receiver (stored inside the mouse)
- User Manual

Image: The MOFII Wireless Keyboard and Mouse Combo in Dark Blue, featuring a full-size keyboard with retro round keycaps and a matching ergonomic mouse, alongside the compact USB nano receiver.
2.2 Key Features
- Wide Compatibility: Works with PC, desktop computers, and laptops running Windows.
- Reliable 2.4G Wireless Connection: Plug and play with a single USB receiver, offering stable transmission up to 10 meters (33 ft).
- Ergonomic Design: Keyboard features a folding holder and anti-slide pads for an optimum slope, reducing wrist strain. The contoured mouse provides comfortable use.
- Auto-Sleep Feature: Both keyboard and mouse enter auto-sleep mode after 8-10 minutes of inactivity to conserve battery life.
- Detachable Keycaps: Easy to remove for cleaning and maintenance.

Image: Illustration showing the USB nano receiver plugged into a laptop, demonstrating the 2.4G wireless connection range of 35 feet for the keyboard and mouse combo.

Image: A side view of the keyboard on a desk, highlighting its ergonomic design with foldable stands and silicone non-slip pads for adjustable typing angle.

Image: The keyboard and mouse on a desk in a dimly lit room, with an icon indicating the intelligent auto-sleep feature that saves battery life when not in use.
3. Setup
3.1 Unpacking
Carefully remove all components from the packaging. Ensure all items listed in Section 2.1 are present.
3.2 Battery Installation
- Keyboard: Open the battery compartment on the back of the keyboard. Insert one (1) AA battery, ensuring correct polarity (+/-). Close the compartment.
- Mouse: Open the battery compartment on the bottom of the mouse. Insert one (1) AA battery, ensuring correct polarity (+/-). Close the compartment.
Note: Batteries are not included and must be purchased separately.
3.3 Connecting the Receiver
- Locate the USB nano receiver, which is typically stored in the battery compartment of the mouse for safekeeping.
- Plug the USB nano receiver into an available USB port on your computer (PC, desktop, or laptop).
- The system will automatically detect and install the necessary drivers. No additional software installation is required.
- Once the drivers are installed, the keyboard and mouse are ready for use.

Image: A desk setup showing the MOFII keyboard and mouse, with a close-up of the small USB receiver, emphasizing that a single receiver connects both devices wirelessly.
4. Operating Instructions
4.1 Basic Operation
Simply begin typing on the keyboard and moving the mouse. The devices should respond immediately after successful setup.
4.2 Hotkey Functions
The keyboard features 13 hotkey functions (F1-F12, and Esc) for quick access to multimedia controls and common tasks. These functions are typically activated by pressing the 'Fn' key simultaneously with the desired F-key.
- Fn + F1: Media Player
- Fn + F2: Volume Down
- Fn + F3: Volume Up
- Fn + F4: Mute
- Fn + F5: Previous Track
- Fn + F6: Next Track
- Fn + F7: Play/Pause
- Fn + F8: Stop
- Fn + F9: Home Page
- Fn + F10: Mail
- Fn + F11: My Computer
- Fn + F12: Favorites
- Fn + Esc: Calculator

Image: The MOFII keyboard on a desk, with a visual representation highlighting the 13 hotkey functions (F1-F12 and Esc) and their respective media or system shortcuts.
4.3 DPI Adjustment (Mouse)
The mouse supports 3 adjustable DPI levels: 800, 1200, and 1600. To change the DPI, press the DPI button located on the top of the mouse, usually below the scroll wheel. Each press cycles through the available DPI settings.

Image: An overhead view of the keyboard and mouse on a desk, pointing out the Number Lock, Caps Lock, and Power/Low Battery indicator lights on the keyboard, and the 3 DPI settings (800/1200/1600) for the mouse.
5. Maintenance
5.1 Cleaning
To maintain the cleanliness and functionality of your keyboard and mouse:
- Keyboard: The keycaps are detachable for easy cleaning. Gently pull the keycaps upwards to remove them. Use a soft brush (a cleaning brush may be included) or compressed air to remove dust and debris from underneath the keycaps. Wipe the surface of the keyboard and keycaps with a soft, damp cloth. Ensure all parts are dry before reattaching keycaps.
- Mouse: Wipe the surface of the mouse with a soft, damp cloth. Avoid getting moisture into the internal components.

Image: A close-up of the keyboard showing a few keycaps removed, with a small cleaning brush next to them, illustrating the ease of cleaning due to detachable keycaps.
5.2 Battery Replacement
When the low battery indicator on the keyboard lights up, or if the mouse responsiveness decreases, it's time to replace the batteries. Refer to Section 3.2 for battery installation instructions. The auto-sleep feature helps extend battery life, allowing for approximately 18 months of use for both devices under typical conditions.
6. Troubleshooting
If you encounter issues with your MOFII Wireless Keyboard and Mouse Combo, please refer to the following table for common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Keyboard/Mouse not responding | Low or dead batteries | Replace batteries in both keyboard and mouse. |
| Keyboard/Mouse not responding | USB receiver not properly connected | Ensure the USB receiver is firmly plugged into a working USB port. Try a different USB port. |
| Keyboard/Mouse not responding | Interference from other wireless devices | Move the keyboard/mouse closer to the receiver. Remove any large metal objects between the devices and the receiver. |
| Lag or delayed response | Distance from receiver or interference | Reduce the distance between the devices and the receiver. Ensure no strong wireless signals are interfering. |
| Mouse cursor erratic | Dirty optical sensor or unsuitable surface | Clean the optical sensor on the bottom of the mouse. Use a mouse pad or a non-reflective, uniform surface. |
If the problem persists after trying these solutions, please contact MOFII customer support for further assistance.
7. Specifications
| Feature | Detail |
|---|---|
| Model | B0C89D327N |
| Brand | MOFII |
| Color | Dark Blue |
| Connectivity Technology | 2.4G Wireless (USB Receiver) |
| Wireless Range | Up to 10 meters (33 feet) |
| Keyboard Type | Full-Size, Retro Round Keycaps |
| Keyboard Power | 1 x AA Battery (not included) |
| Mouse Power | 1 x AA Battery (not included) |
| Mouse DPI Settings | 800 / 1200 / 1600 DPI |
| Compatible Devices | Laptop, Personal Computer (Windows OS) |
| Keyboard Dimensions | Approx. 17.4 inches (Length) |
| Mouse Dimensions | Approx. 4 inches (Length) x 2.9 inches (Width) x 1.7 inches (Height) |
| Item Weight | 1.94 pounds (approx.) |

Image: A diagram illustrating the full dimensions of the MOFII keyboard and mouse, including length, width, and height measurements for both devices.
8. Warranty and Support
8.1 Warranty Information
MOFII offers a 30-day money-back guarantee and a 12-month worry-free warranty for this product. This warranty covers manufacturing defects and issues arising from normal use. Please retain your proof of purchase for warranty claims.
8.2 Customer Support
For any questions, technical support, or warranty claims, please contact MOFII customer service through the retailer's platform or the official MOFII website. Please provide your product model number (B0C89D327N) and a detailed description of the issue when contacting support.