Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your ELECOM EX-G Pro Trackball Mouse. Please read this manual thoroughly to ensure proper usage and to maximize your product's performance.

A top-down view of the ELECOM EX-G Pro Trackball Mouse, highlighting its ergonomic shape and red trackball.
Product Overview
The ELECOM EX-G Pro Trackball Mouse is designed for precision and comfort, offering multiple connectivity options and customizable features. Its ergonomic design helps reduce wrist strain during extended use.
Key Features:
- Optical Tracking Technology: Provides precise cursor movement for superior accuracy.
- Functional 8 Buttons: All buttons are assignable using the "ELECOM Mouse Assistant" software.
- DPI Cursor Adjustment: Easily switch between 500 (LOW), 1000 (MID), and 1500 (HIGH) DPI settings.
- Easy Maintenance: The trackball is easily removable for cleaning.
- Multi-Device Connectivity: Supports wired (USB), wireless (2.4GHz USB receiver), and Bluetooth connections.
- Ergonomic Angled Design: Positions the hand and wrist in a natural posture to promote comfort.
- Durable Components: Features a high durability rotary encoder for the scroll wheel and OMRON switches for the main buttons.

A detailed diagram illustrating the various buttons and features of the EX-G Pro Trackball Mouse, including left/right click, scroll wheel, function buttons, trackball, and connection switch.
An official product video from ELECOM-USA showcasing the key features and design of the EX-G Pro Trackball Mouse.
Setup
Package Contents:

Image showing the contents of the product package: the trackball mouse, a USB wired connection cable, and an AA battery.
- ELECOM EX-G Pro Trackball Mouse
- AA Alkaline Dry Cell Battery (x1)
- USB Wired Connection Cable (x1)
- User Manual (this document)
Battery Installation:
- Locate the battery compartment cover on the underside of the mouse.
- Slide the cover open.
- Insert one AA alkaline dry cell battery, ensuring correct polarity (+/-).
- Close the battery compartment cover securely.
Connectivity Options:
The EX-G Pro offers three connection methods: Wired, Wireless USB, and Bluetooth.
1. Wired Connection
- Connect the provided USB cable to the mouse's USB port.
- Plug the other end of the USB cable into an available USB port on your computer.
- The mouse will be automatically detected and ready for use.
The trackball mouse connected to a laptop via its USB cable, demonstrating the wired connection method.
2. Wireless USB Connection
- Locate the small USB receiver stored in the compartment on the underside of the mouse.
- Plug the USB receiver into an available USB port on your computer.
- Set the connection switch on the mouse to the 'Wireless' (2.4GHz) mode.
- The mouse will automatically connect to the receiver.
A hand inserting the small USB receiver into its dedicated storage slot on the underside of the trackball mouse, illustrating wireless USB setup.
3. Bluetooth Connection
- Set the connection switch on the mouse to 'Bluetooth' mode.
- Press and hold the pairing button on the underside of the mouse until the LED indicator flashes.
- On your computer, open Bluetooth settings and search for new devices.
- Select "ELECOM EX-G Pro" from the list of available devices to pair.
A user operating the trackball mouse wirelessly alongside a keyboard, signifying its Bluetooth connection capability.
Operating Instructions
DPI Adjustment:
The DPI button on the underside of the mouse allows you to adjust cursor speed. Press the DPI button to cycle through the following settings:
- 500 DPI: Low sensitivity for precise control.
- 1000 DPI: Mid-range sensitivity for general use.
- 1500 DPI: High sensitivity for faster cursor movement.
The mouse can memorize the preferred DPI setting for each connection method (Wired, Wireless, Bluetooth).
Button Customization (ELECOM Mouse Assistant):
Enhance your productivity by customizing the 8 programmable buttons using the ELECOM Mouse Assistant software. This software allows you to assign various functions to each button, including presentation modes, gestures, and more.
A screenshot of the ELECOM Mouse Assistant 6 software, showing options for button mapping, profiles, and advanced workflows.
Downloading the Software:
- Visit the official ELECOM website.
- Navigate to the 'Support' or 'Downloads' section.
- Locate and download the 'ELECOM Mouse Assistant' software compatible with your operating system (Windows or macOS).
- Follow the on-screen instructions to install the software.
A visual guide demonstrating how to navigate the ELECOM website to download the Mouse Assistant software.
Power Management:
The 3-mode power switch on the back of the mouse helps conserve battery life. Select the appropriate mode based on your usage:
- Power Off: Turns off the mouse completely to prevent battery drain when not in use.
- Low Energy Mode (L): Optimizes power consumption for extended battery life.
- High Speed Mode (H): Provides maximum performance for demanding tasks.
Maintenance
Cleaning the Trackball:
Regular cleaning of the trackball ensures smooth and precise cursor control. The trackball rolls on three 2.5mm artificial ruby ball bearings, which are designed to resist clogging but should still be cleaned periodically.
- Turn off the mouse using the power switch.
- Locate the small hole on the underside of the mouse, near the trackball.
- Gently push the trackball out through this hole.
- Use a soft, lint-free cloth to wipe the trackball clean.
- Clean any dust or debris from the ball bearings and the trackball cavity.
- Carefully place the trackball back into its socket until it clicks into place.
Troubleshooting
- Cursor not moving or erratic:
- Check battery level and replace if necessary.
- Ensure the mouse is powered on and the connection mode switch is set correctly (Wired, Wireless, or Bluetooth).
- For wireless connections, ensure the USB receiver is securely plugged in or Bluetooth is paired.
- Clean the trackball and ball bearings as described in the Maintenance section.
- Buttons not responding:
- Verify that the ELECOM Mouse Assistant software is installed and configured correctly.
- Restart your computer and the mouse.
- Bluetooth connection issues:
- Ensure your device's Bluetooth is enabled and discoverable.
- Remove the mouse from your device's paired list and attempt to re-pair.
- Ensure the mouse is in Bluetooth pairing mode (LED flashing).
Specifications
| Feature | Detail |
|---|---|
| Model Number | M-XPT1MRXBK |
| Connectivity | Wired (USB), Wireless (2.4GHz USB Receiver), Bluetooth |
| DPI Settings | 500 / 1000 / 1500 counts (switchable) |
| Buttons | 8 programmable buttons + Tilt Wheel |
| Power Source | 1 x AA Battery |
| Dimensions (LxWxH) | 5.31 x 4.25 x 1.88 inches (135 x 108 x 47.7 mm) |
| Weight | 5.2 oz (without battery) |
| Operating System Compatibility | Windows 7, 8.1, RT8.1, 10 or later; macOS 10.13 or later |
Ergonomics and Comfort
The ELECOM EX-G Pro Trackball Mouse features an ergonomic angled design that naturally positions your hand and wrist, promoting comfort and alleviating potential strain during prolonged use. The thumb-controlled trackball allows for precise cursor movement without requiring extensive arm or wrist motion.
A hand positioned on the ergonomic trackball mouse, illustrating its comfortable angled design for reduced wrist strain.
An official video from ELECOM-USA demonstrating the ergonomic comfort and precise control offered by the EX-G Pro Trackball Mouse.
Warranty and Support
For warranty information, technical support, or further assistance, please refer to the official ELECOM website or contact ELECOM customer service. Keep your purchase receipt for warranty claims.





