Introduction
This manual provides essential information for the setup, operation, and maintenance of your Amazon Basics 3-Button USB Wired Mouse. Designed for ease of use, this mouse offers reliable performance for everyday computing tasks.
Key features include:
- Computer mouse for easily navigating a computer interface; click, scroll, and more.
- USB-A wired connection for stable and consistent performance.
- High-definition (1000 dpi) optical tracking for responsive cursor control and precise tracking.
- Three buttons for effortless fingertip control.
- Plug-and-go ready for instant use, no drivers required.
- Compatible with Windows and Mac OS.
- Compact dimensions: 4.3 x 2.4 x 1.4 inches (LxWxH) with a 4.9-foot cable.
Setup
Setting up your Amazon Basics 3-Button USB Wired Mouse is a simple plug-and-play process.
- Unpack the Mouse: Carefully remove the mouse from its packaging.
- Connect to Your Computer: Locate an available USB-A port on your computer (desktop, laptop, or compatible device). Insert the USB-A connector of the mouse cable firmly into the USB-A port.
- System Recognition: Your operating system (Windows or Mac OS) will automatically detect and install the necessary drivers. No additional software installation is required.
- Begin Use: Once recognized, the mouse is ready for immediate use.

Image: The Amazon Basics wired mouse with its USB-A connector, ready for connection.

Image: Visual representation of the mouse's plug-and-play functionality and its physical dimensions.
Note: If your device only supports USB-C ports, an additional USB-A to USB-C adapter will be required (not included).
Operating Instructions
The Amazon Basics 3-Button USB Wired Mouse provides intuitive control for your computer.
- Left Button: Used for primary actions such as selecting items, opening files, and clicking links.
- Right Button: Used for secondary actions, typically opening context menus with additional options.
- Scroll Wheel (Middle Button):
- Scrolling: Roll the wheel up or down to navigate through documents, web pages, and applications.
- Middle Click: Pressing the scroll wheel down often acts as a middle click, which can open links in new tabs or close tabs in web browsers.
- Optical Tracking: The high-definition optical sensor provides precise and smooth cursor movement on most surfaces.

Image: A user's hand demonstrating a comfortable grip on the mouse during operation.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your mouse.
- Cleaning: Use a soft, dry, lint-free cloth to wipe the exterior of the mouse. For stubborn dirt, slightly dampen the cloth with water. Avoid using harsh chemicals or abrasive cleaners.
- Optical Sensor: Periodically inspect the optical sensor opening on the underside of the mouse. Dust, lint, or hair can accumulate and interfere with tracking. Gently blow air into the opening or use a soft brush or tweezers to carefully remove any obstructions.
- Cable Care: Avoid sharp bends or kinks in the USB cable. Store the cable neatly when not in use to prevent damage.

Image: The bottom of the mouse, highlighting the optical sensor for cleaning and maintenance.
Troubleshooting
If you encounter issues with your mouse, try the following troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Mouse not responding. | Loose USB connection, incorrect port, or system error. |
|
| Erratic or jumpy cursor movement. | Dirty optical sensor, unsuitable surface, or software conflict. |
|
| Buttons or scroll wheel not working. | Software issue or physical damage. |
|
Specifications
| Feature | Detail |
|---|---|
| Brand | Amazon Basics |
| Series | AmazonBasics 3-Button USB Wired Mouse (Black) |
| Model Number | MSU0939 |
| Hardware Platform | PC |
| Operating System Compatibility | Mac OS, Windows |
| Item Weight | 2.89 ounces |
| Product Dimensions (LxWxH) | 4.3 x 2.4 x 1.35 inches |
| Color | Black |
| Power Source | Corded Electric (USB-A) |
| Manufacturer | Amazon |
| Country of Origin | China |
| Connectivity Technology | Wired |
| Movement Detection Technology | Optical (1000 dpi) |
Warranty and Support
This Amazon Basics product is backed by a one-year Amazon Basics warranty.
For detailed warranty information, user guides, and additional support, please refer to the official documentation:
For further assistance, please contact Amazon customer support.





