1. Introduction
This manual provides comprehensive instructions for the setup, operation, and maintenance of your VSVABEFV Wireless Ergonomic Optical Mouse M8. Please read this manual thoroughly before using the product to ensure proper functionality and longevity.

Figure 1: VSVABEFV Wireless Ergonomic Optical Mouse M8.
2. Package Contents
Verify that all items are present in the package:
- 1 x Wireless Mouse
- 1 x USB Receiver
- 1 x 8G USB Flash Drive (if included with your model)
3. Specifications
| Feature | Detail |
|---|---|
| Brand | VSVABEFV |
| Model Number | M8 |
| Connectivity Technology | 2.4GHz Wireless, USB |
| Movement Detection Technology | Optical |
| Wireless Range | Up to 15 meters (50 feet) |
| DPI Levels | Adjustable (600/1200/1600 DPI) |
| Special Features | Ergonomic Design, Portable, Silent Click, Power-saving Auto Shut-off, LED lighting (eyes) |
| Product Dimensions | Approx. 4.1 inches (Length) x 2.5 inches (Width) x 0.79 inches (Height) |
| Item Weight | 3.98 ounces |
| Compatibility | Windows 11/10/8.1/8/7/XP, Vista, Mac OS, Linux |

Figure 2: Mouse dimensions.
4. Setup Instructions
4.1. Install Batteries
The mouse requires batteries (not included). Locate the battery compartment on the underside of the mouse. Open the cover, insert the required batteries, ensuring correct polarity, then close the cover.

Figure 3: Battery compartment and power switch location (illustrative).
4.2. Connect USB Receiver
Locate the USB receiver, typically stored in a compartment on the underside of the mouse or within the battery compartment. Plug the USB receiver into an available USB port on your computer (laptop, PC, MacBook, Chromebook, etc.).

Figure 4: USB receiver connected to a laptop.
4.3. Power On the Mouse
Turn on the mouse using the power switch located on its underside. The mouse will automatically connect to the USB receiver. No additional drivers are typically required for most operating systems.
5. Operating Instructions
5.1. Basic Functionality
The mouse functions as a standard 3-button optical mouse with a scroll wheel. Move the mouse to control the cursor, click the left button for primary actions, and the right button for secondary actions. Use the scroll wheel for vertical scrolling.
5.2. DPI Adjustment
The mouse features adjustable DPI (Dots Per Inch) settings, allowing you to change cursor sensitivity. A dedicated DPI switch button is located on the mouse, typically near the scroll wheel or on the underside. Press this button to cycle through available DPI levels (600, 1200, 1600 DPI).

Figure 5: DPI switch location and functionality (illustrative).
5.3. Power Saving Feature
To conserve battery life, the mouse is equipped with an automatic shut-off feature. It will enter a sleep mode when idle for a period or when the USB receiver is disconnected or the connected PC is turned off. To reactivate, simply move or click the mouse.
5.4. LED Lighting
The mouse features integrated LED lighting, specifically in the "eyes" area, which illuminates during operation. This lighting may also indicate power status or activity.
5.5. Silent Click
The mouse is designed with silent click buttons to reduce operational noise.

Figure 6: Illustration of silent click functionality (illustrative).
6. Maintenance
- Keep the mouse clean by wiping it with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Ensure the optical sensor on the underside of the mouse is free from dust and debris for optimal tracking performance.
- When not in use for extended periods, turn off the mouse to conserve battery life.
- Store the USB receiver in its designated compartment on the mouse to prevent loss.
7. Troubleshooting
| Problem | Solution |
|---|---|
| Mouse not responding |
|
| Cursor movement is erratic or jumpy |
|
| LED lights are dim or not working |
|
8. Warranty and Support
For warranty information or technical support, please refer to the product packaging or contact the retailer from whom the product was purchased. Keep your proof of purchase for warranty claims.



