1. Product Overview
The Contour RollerMouse Pro3 is an advanced ergonomic mouse designed to provide comfort and reduce strain associated with traditional mouse usage. By positioning the cursor control directly in front of your keyboard, it promotes a centralized and neutral working posture, helping to alleviate and prevent conditions such as RSI, carpal tunnel syndrome, and shoulder pain.
Key features include a precise rollerbar for cursor control, customizable buttons for enhanced productivity, and adjustable cursor speed settings to suit various tasks and user preferences. Its durable construction and comfortable wrist support make it suitable for extended use in both home and office environments.

Figure 1.1: The Contour RollerMouse Pro3, showcasing its ergonomic design and central rollerbar.
2. Setup and Installation
The RollerMouse Pro3 is designed for plug-and-play functionality, requiring no special drivers for most operating systems. It is compatible with both Windows and macOS.
2.1 Package Contents
- Contour RollerMouse Pro3 unit
- USB Cable
- User Guide (this document)
2.2 Connecting the Device
- Place the RollerMouse Pro3 directly in front of your keyboard. The device is designed to fit all standard keyboard sizes.
- Connect the USB cable from the RollerMouse Pro3 to an available USB port on your computer.
- Your operating system should automatically detect and configure the device. No additional software installation is typically required.

Figure 2.1: Proper placement of the RollerMouse Pro3 in front of a keyboard.
3. Operating the RollerMouse Pro3
The RollerMouse Pro3 offers intuitive control through its central rollerbar and programmable buttons.
3.1 Rollerbar Functionality
The primary method of cursor control is the rollerbar. You can move the cursor by gently rolling the bar up, down, left, or right with your fingertips. The rollerbar also supports 'tap to click' functionality.

Figure 3.1: Hands positioned for optimal use of the RollerMouse Pro3.
3.2 Buttons and Customization
The RollerMouse Pro3 features 8 button functions, with 5 of these buttons being programmable. Dedicated buttons for 'Copy' and 'Paste' are included to streamline common tasks.
- Left Click: Standard left mouse button function.
- Right Click: Standard right mouse button function.
- Scroll Wheel: For vertical scrolling. Can also be clicked for middle-click functionality.
- Copy Button: Performs a copy action (Ctrl+C or Cmd+C).
- Paste Button: Performs a paste action (Ctrl+V or Cmd+V).
- Double Click Button: Executes a double-click with a single press.
- Adjustable Speed Buttons: Cycle through cursor speed settings.

Figure 3.2: Detailed view of the RollerMouse Pro3's control buttons.
3.3 Adjusting Cursor Speed (DPI)
The RollerMouse Pro3 offers 10 adjustable cursor speed settings, ranging from 800 to 2400 DPI (dots per inch). Use the dedicated DPI adjustment buttons located above the rollerbar to cycle through these settings and find the speed that best suits your workflow and precision needs.
3.4 Wrist Support
The integrated leatherette wrist rest provides comfortable support for your hands and wrists during use, promoting a neutral wrist posture. This support is designed for all-day comfort and can be easily disinfected.
4. Maintenance
Proper maintenance ensures the longevity and optimal performance of your RollerMouse Pro3.
4.1 Cleaning
- To clean the device, disconnect it from your computer.
- Wipe the surfaces, including the rollerbar and wrist rest, with a soft, damp cloth. A mild, non-abrasive cleaning solution can be used for disinfection of the wrist rest.
- Ensure no liquid enters the internal components.
- Allow the device to dry completely before reconnecting.
4.2 Replaceable Components
The RollerMouse Pro3 is built with durable materials, including post-consumer recycled plastic and recycled aluminum. It features replaceable components, which allows for easier repair and extends the product's lifespan, contributing to reduced electronic waste.
5. Troubleshooting
If you encounter issues with your RollerMouse Pro3, try the following troubleshooting steps:
5.1 Cursor Not Moving or Unresponsive
- Check USB Connection: Ensure the USB cable is securely plugged into both the RollerMouse Pro3 and your computer's USB port. Try a different USB port.
- Restart Computer: A simple restart can often resolve connectivity issues.
- Test on Another Computer: If possible, test the RollerMouse Pro3 on a different computer to determine if the issue is with the device or your system.
5.2 Buttons Not Functioning Correctly
- Clean Buttons: Ensure there is no debris or dust obstructing the buttons.
- Software Interference: If you have custom mouse software or other peripheral drivers installed, they might conflict. Try disabling them temporarily.
- Firmware/Driver Update: Although typically plug-and-play, operating system updates can sometimes affect peripheral functionality. Check the Contour Design website for any available firmware updates or specific drivers for your OS version.
5.3 Rollerbar Sticking or Rough Movement
- Clean Rollerbar: Dust, hair, or debris can accumulate under the rollerbar. Gently clean the area around and under the rollerbar. Refer to the maintenance section for cleaning instructions.
If these steps do not resolve the issue, please contact Contour Design customer support for further assistance.
6. Specifications
| Feature | Detail |
|---|---|
| Model Number | RM-PRO3 |
| Product Dimensions | 19.5 x 1 x 3.75 inches (49.5 x 2.5 x 9.5 cm) |
| Item Weight | 1.47 pounds (0.67 kg) |
| Connectivity Technology | Wired USB |
| Movement Detection Technology | Optical |
| Adjustable DPI Settings | 10 settings (800-2400 dpi) |
| Number of Buttons | 8 (5 programmable) |
| Color | Black |
| Manufacturer | Contour Design, Inc |
| First Available Date | February 10, 2017 |
7. Warranty and Support
7.1 Warranty Information
The Contour RollerMouse Pro3 is backed by a 2-year warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
7.2 Customer Support
For technical assistance, troubleshooting, or warranty inquiries, please contact the dedicated customer support team at Contour Design. You can find contact information and additional resources on the official Contour Design website or their Amazon store page:
Visit the Contour Design Store on Amazon
Please have your product model number (RM-PRO3) and purchase details ready when contacting support.
8. Important Note Regarding Videos
While the Contour RollerMouse Pro3 product page indicates the availability of product videos, specific video URLs and creator information were not provided in the data for this manual. Therefore, it is not possible to embed official product videos directly within this document. For product videos, please refer to the official product page on Amazon or the Contour Design website.







