1. Introduction
Thank you for choosing the Wendry Ergonomic Vertical USB Wired Mouse. This manual provides essential information for setting up, operating, and maintaining your new mouse. Designed for left-handed users, this vertical mouse promotes a natural hand and wrist posture, aiming to reduce strain and discomfort during extended computer use. Its ergonomic design, adjustable DPI settings, and programmable buttons enhance productivity and comfort for various tasks, including office work, graphic design, and gaming.

Image 1: The Wendry Ergonomic Vertical USB Wired Mouse, showcasing its design features including a skin-friendly surface, ergonomic shape, 3 adjustable DPI settings, and dedicated forward/back keys.
2. Product Overview
The Wendry Ergonomic Vertical USB Wired Mouse is engineered to provide a comfortable and efficient user experience. Key features include:
- Ergonomic Design: Vertical orientation to relieve wrist tension through comfortable thumb and pinky support, and contoured palm support.
- Left-Handed Specific: Tailored for left-handers to align with palm and wrist muscles.
- Adjustable DPI: Three levels of DPI settings (800/1200/1600) for precise cursor control.
- 6 Programmable Buttons: Customize functions for enhanced workflow.
- Web Switch Keys: Dedicated forward and back buttons for easy web page navigation.
- Optical Tracking Technology: Premium optical engine for quicker response, smoother tracking, and higher precision.
- Wide Compatibility: Supports most operating systems including Windows 2000, 7, 8, 98, Vista, ME, and OS.

Image 2: A visual comparison demonstrating the ergonomic advantage of the vertical mouse, showing how it supports the palm and reduces wrist strain compared to a traditional horizontal mouse.
3. Setup Instructions
Setting up your Wendry Ergonomic Vertical USB Wired Mouse is a simple plug-and-play process:
- Connect the USB Cable: Locate an available USB port on your computer (laptop, desktop, notebook, PC, etc.).
- Insert the USB connector of the mouse firmly into the USB port.
- Driver Installation: The mouse is plug-and-play and typically does not require any additional driver installation. Your operating system should automatically detect and configure the device.
- Ready for Use: Once connected, the mouse is ready for immediate use.

Image 3: A detailed view of the USB connector, which is used to connect the mouse to your computer.
4. Operating Instructions
Familiarize yourself with the various buttons and functions of your vertical mouse for optimal control:
- Left Button: Standard left-click function.
- Right Button: Standard right-click function.
- Scroll Wheel: Scroll up or down through documents and web pages. Can also be clicked for middle-click functionality.
- DPI Button: Located on the top of the mouse, press this button to cycle through the 3 adjustable DPI settings (800/1200/1600). This allows you to adjust cursor sensitivity to your preference.
- Forward/Backward Buttons: Located on the side, these buttons allow for quick navigation between web pages or folders (e.g., going back or forward in your browser history).

Image 4: An illustration detailing the location and labels of the six programmable buttons on the vertical mouse, including the DPI button, left/right click, scroll wheel, and forward/backward buttons.

Image 5: A visual guide to using the forward and back buttons, highlighting their convenience for navigating web pages and files with a single click.
Official Product Video
Video 1: An official product video from Wendryer demonstrating the Ergonomic Vertical USB Wired Mouse in use, highlighting its design and functionality.
5. Maintenance
To ensure the longevity and optimal performance of your mouse, follow these simple maintenance tips:
- Cleaning: Use a soft, dry cloth to wipe the surface of the mouse. For stubborn dirt, slightly dampen the cloth with water or a mild cleaning solution. Avoid harsh chemicals or abrasive materials.
- Optical Sensor: Periodically check the optical sensor on the underside of the mouse for dust or debris. Use a cotton swab or compressed air to gently clean it.
- Cable Care: Avoid sharply bending or pulling the USB cable to prevent damage. Store the cable neatly when not in use.
6. Troubleshooting
If you encounter any issues with your mouse, refer to the following troubleshooting steps:
- Mouse Not Responding:
- Ensure the USB cable is securely plugged into a working USB port on your computer.
- Try plugging the mouse into a different USB port.
- Restart your computer.
- Inaccurate or Jerky Cursor Movement:
- Clean the optical sensor on the underside of the mouse.
- Ensure you are using the mouse on a suitable surface (e.g., a mouse pad or a non-reflective, uniform surface).
- Adjust the DPI setting using the DPI button to see if a different sensitivity improves performance.
- Buttons Not Functioning:
- Ensure the mouse is properly connected.
- Test the mouse on another computer to determine if the issue is with the mouse or the computer's settings.
7. Specifications
Detailed specifications for your Wendry Ergonomic Vertical USB Wired Mouse:
| Feature | Specification |
|---|---|
| Product Dimensions | 4.92 x 2.95 x 2.44 inches |
| Item Weight | 4.9 ounces |
| Item Model Number | Wendrymcb5iqnw3g |
| Connectivity Technology | USB, Wired |
| Special Feature | Ergonomic Design |
| Movement Detection Technology | Optical |
| Adjustable DPI Levels | 800/1200/1600 |
| Number of Buttons | 6 |
| Color | Black |
| Manufacturer | Wendry |
| First Available Date | May 28, 2019 |
8. Warranty and Support
For any product inquiries, technical assistance, or warranty claims, please contact Wendry customer support through the retailer's platform or the official brand website. Please retain your proof of purchase for warranty validation.