Introduction
Thank you for choosing the Nedis ERGOMSWS200BK Wireless Ergonomic Optical Mouse. This manual provides essential information for the correct setup, operation, and maintenance of your device. Please read these instructions carefully before use to ensure optimal performance and longevity of your mouse.

Image: The Nedis ERGOMSWS200BK Wireless Ergonomic Optical Mouse positioned on a desk in a modern office environment, highlighting its vertical design.
Package Contents
Ensure all items are present in the package:
- Nedis ERGOMSWS200BK Wireless Ergonomic Optical Mouse
- USB Nano Receiver
- Quick Start Guide
Product Overview
The Nedis ERGOMSWS200BK is a 6-button wireless optical mouse designed for ergonomic comfort and precise control. Its vertical design helps maintain a natural hand and wrist posture, reducing strain during extended use.

Image: A side view of the Nedis ERGOMSWS200BK mouse, clearly showing the scroll wheel, left/right click buttons, and two thumb buttons.
Button Functions:
- Left Click Button: Standard primary click function.
- Right Click Button: Standard secondary click function.
- Scroll Wheel: For vertical scrolling. Can also be pressed for middle-click functionality.
- DPI Adjustment Button: Cycles through DPI settings (800/1000/1600 DPI).
- Forward Button: Navigates forward in web browsers or file explorers.
- Backward Button: Navigates backward in web browsers or file explorers.
Setup
System Requirements:
- Operating System: Windows 2000, XP, Vista, 7, 8, 10
- Available USB 2.0 port
Battery Installation:
- Locate the battery compartment on the underside of the mouse.
- Gently slide open the battery cover.
- Insert one (1) AA battery, ensuring the polarity (+/-) matches the indicators inside the compartment.
- Close the battery cover securely.

Image: The bottom view of the Nedis ERGOMSWS200BK mouse, illustrating the battery compartment with the cover removed, the ON/OFF switch, and the storage slot for the USB receiver.
Connecting the USB Receiver:
- Remove the USB Nano Receiver from its storage slot on the underside of the mouse.
- Plug the USB Nano Receiver into an available USB 2.0 port on your computer.
- Turn on the mouse using the ON/OFF switch located on the bottom of the mouse.
- Your computer should automatically detect and install the necessary drivers. The mouse is ready for use once installation is complete.
Operating the Mouse
DPI Adjustment:
The mouse features adjustable DPI (Dots Per Inch) settings, allowing you to change cursor sensitivity. Press the DPI adjustment button (located behind the scroll wheel) to cycle through the available settings: 800 DPI, 1000 DPI, and 1600 DPI. Choose the setting that best suits your task, whether for precise work or faster navigation.
Ergonomic Design:
The vertical design of this mouse promotes a neutral wrist and forearm posture, similar to a handshake. This design is intended to reduce muscle strain and discomfort often associated with traditional horizontal mice, making it suitable for prolonged use in office or gaming environments.

Image: A clear side profile of the Nedis ERGOMSWS200BK mouse, emphasizing its ergonomic vertical shape designed for a natural hand position.
Wireless Range:
The mouse operates wirelessly with a range of up to 10 meters (33 feet) from the USB receiver, providing flexibility and freedom of movement.
Maintenance
Cleaning:
To clean the mouse, gently wipe its surface with a soft, damp cloth. Avoid using harsh chemicals, abrasive cleaners, or excessive moisture, as these can damage the device. Ensure the mouse is turned off before cleaning.
Battery Replacement:
When the mouse performance degrades or it stops responding, it may be time to replace the AA battery. Follow the battery installation steps outlined in the 'Setup' section.
Storing the USB Receiver:
For convenience and to prevent loss, the USB Nano Receiver can be stored in its dedicated slot on the underside of the mouse when not in use or during transport.
Troubleshooting
- Mouse not responding:
- Ensure the mouse is turned ON.
- Check if the battery is correctly installed and has sufficient charge. Replace if necessary.
- Verify that the USB Nano Receiver is securely plugged into a working USB port on your computer. Try a different USB port.
- Restart your computer.
- Erratic cursor movement:
- Clean the optical sensor on the bottom of the mouse.
- Ensure you are using the mouse on a suitable surface. Highly reflective or transparent surfaces may affect tracking.
- Check for interference from other wireless devices.
- Buttons not working:
- Ensure the mouse has power.
- If specific buttons are not working, try reconnecting the USB receiver or restarting your computer.
Specifications
| Model Number | ERGOMSWS200BK |
| Connectivity Technology | Wireless (USB Receiver) |
| Movement Detection Technology | Optical |
| DPI Settings | 800 / 1000 / 1600 DPI |
| Number of Buttons | 6 |
| Hand Orientation | Right |
| Wireless Operating Distance | Up to 10 m |
| Power Source | 1x AA Battery (not included) |
| Compatible Operating Systems | Windows 2000, XP, Vista, 7, 8, 10 |
Warranty and Support
For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official Nedis website. Keep your proof of purchase for warranty claims.





