





ELECOM EX-G Trackball Mouse, 2.4GHz USB Wireless, Ergonomic Design, Thumb Control, Smooth Precise Tracking Roller Ball, 6 Programmable Buttons, Tilt Scroll, Computer Mice for Laptop PC, Windows & Mac
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Description
《ERGONOMIC UNIQUE DESIGN》The mouse design is based on 6 different muscle and skeletal structures of the hands giving special emphasis to the folding actions of the hands to provide a new level of hand comfort. It comes with a RED TRACK BALL, RED COLOR sensing provides more accuracy for current optical tracking technology, a must for high-performance gaming optics system sensors. 《FUNCTIONAL 6 BUTTONS》It is very easy to move in any direction. It comes with 6 physical buttons on the device and the two extra buttons are the scrollwheel tilting that allow horizontal scroll. ELECOM Mouse Assistant software can be easy to customize button functions, it is available to download from ELECOMUS website. 《DPI CURSOR》Designed with a high-performance gaming optics system sensor and lens. The DPI button can easily change between 750(LOW) and 1500(HIGH) DPI, making the movements of your cursor faster or slower. 《EASY MAINTENANCE》The ball rolls on three 2.5 mm large artificial ruby ball bearings. They are extremely smooth and the relatively large size prevents dust and dirt from clogging them. So you don’t have to clean the ball bearings too often. The ball is held in place by the ball bearings, but can easily be popped out of the device, by pushing it through the hole in the bottom and it can be easily cleaned. 《PRODUCT DETAILS》System requirements: Windows 8.1, Windows RT8.1, Windows 10, Windows 11 (Horizontal scrolling function is not working in Windows RT8.1), macOS 10.10, Size: W3.7"(94.7mm) X L4.9"(124.4mm) X H1.9"(47.7mm), Weight: 5.3oz(without battery), DPI: 750/1500 count (switchable), Connectivity: 2.4GHz Wireless
Details
Features & Specs
- Connectivity Technology
- wireless
- Additional Features
- 4 Way Scrolling, Ergonomic Design, Programmable Buttons, Wireless
- Movement Detection
- Optical
- Button Quantity
- 6
- Hand Orientation
- Right
- Compatible Devices
- Laptop, Personal Computer
- Operating System
- Windows 10, Windows 7, Windows 8.1, Windows Vista
- Hardware Platform
- Mac, PC
- Power Source
- DC
- Mouse Maximum Sensitivity
- 1500 Dots per Inch
- Range
- 5.0 meters
Style
- Color
- Right Handed
- Style Name
- Wireless_RedBall
Measurements
- Item Weight
- 128 Grams
- Item Dimensions L x W
- 4.9"L x 3.7"W
- Unit Count
- 1.0 Count
Item Details
- Brand
- ELECOM
- Model Name
- EX-G
- Antenna Location
- Gaming
- Model Number
- M-XT3DRBK-G
- Built-In Media
- AA Battery, Product Manual, Trackball
- Are Batteries Included
- Yes
- Are Batteries Required
- Yes
- Manufacturer
- ELECOM
- Mfr Part Number
- M-XT3DRBK-G
- Warranty Description
- 1 year manufacturer
- Item Type Name
- Trackball Mice
Materials & Care
- Enclosure Material
- Plastic
Frequently asked questions
- Is this mouse suitable for left-handed users?
- No, the mouse is designed for right-handed use (Hand Orientation: Right).
- What operating systems does it support?
- It supports Windows 8.1, Windows RT8.1, Windows 10, Windows 11, and macOS 10.10.
- Does the mouse require batteries?
- Yes, it requires one AA battery and includes one.
Customer reviews

The best trackball available
Overall, I think this is the best trackball available. I've been using trackballs for over 25 years and have used mulitple different brands of track over the years. The Elecom EX-G has the best feel and a great feature set and is far better than the Logitech competitor M570 (or M575). I have large hands, and I find the mouse feels comfortable in my hands. Even more comfortable than the more expensive Elecom EX-G Pro. The mouse offers a tilt-wheel, while most other trackball products do not. In addition to the expected left-click, middle-click and right-click, there is also an additional far-right button, two small side buttons that are assigned to page-up/page-down. I am a Linux user, and the EX-G is plug and play. The Mouse Assistant software is not available for Linux, and by default the far-right button is unassigned. But the input from clicking the far-right button is detected, so you can add a function to the far-right button in Linux if you want. While I think this is a great product there are a few minor flaws worth pointing out: 1 - The scroll wheel encoder fails quickly. This will eventually lead to the the scroll wheel scrolling erratically, which can be very annoying. While I have repaired this by soldering in a replacement, it was somewhat diffiicult to do, and I have not found the exact part for replacement. The scroll wheel is the single-most reason I have had to replace these with a new one. 2 - The right/left/middle click buttons seem about the same durability as the comparable Logitech models. If you use your computer a lot, that can mean you will wear out a button in about a year. But if you are capable of soldering, the mouse is relatively easy to take apart to replace a button. 3 - The battery life is not the best. There is usually not much warning that you are low on battery, and the input will suddenly stop. So I recommend having a set of rechargable AA batteries for the mouse. 4 - The Wi-Fi dongle is proprietary and appears to be dedicated to a particular mouse. While I have never lost or had the dongle fail on me, it could eventually be a failure point. It would be nice if the dongles could be re-assigned to another mouse. The flaws I have pointed our are mostly nitpicks. This is a great product and your best bet if you like trackballs.
Overall, I think this is the best trackball available. I've been using trackballs for over 25 years and have used mulitple different brands of track over the years. The Elecom EX-G has the best feel and a great feature set and is far better than the Logitech competitor M570 (or M575). I have large hands, and I find the mouse feels comfortable in my hands. Even more comfortable than the more expensive Elecom EX-G Pro. The mouse offers a tilt-wheel, while most other trackball products do not. In addition to the expected left-click, middle-click and right-click, there is also an additional far-right button, two small side buttons that are assigned to page-up/page-down. I am a Linux user, and the EX-G is plug and play. The Mouse Assistant software is not available for Linux, and by default the far-right button is unassigned. But the input from clicking the far-right button is detected, so you can add a function to the far-right button in Linux if you want. While I think this is a great product there are a few minor flaws worth pointing out: 1 - The scroll wheel encoder fails quickly. This will eventually lead to the the scroll wheel scrolling erratically, which can be very annoying. While I have repaired this by soldering in a replacement, it was somewhat diffiicult to do, and I have not found the exact part for replacement. The scroll wheel is the single-most reason I have had to replace these with a new one. 2 - The right/left/middle click buttons seem about the same durability as the comparable Logitech models. If you use your computer a lot, that can mean you will wear out a button in about a year. But if you are capable of soldering, the mouse is relatively easy to take apart to replace a button. 3 - The battery life is not the best. There is usually not much warning that you are low on battery, and the input will suddenly stop. So I recommend having a set of rechargable AA batteries for the mouse. 4 - The Wi-Fi dongle is proprietary and appears to be dedicated to a particular mouse. While I have never lost or had the dongle fail on me, it could eventually be a failure point. It would be nice if the dongles could be re-assigned to another mouse. The flaws I have pointed our are mostly nitpicks. This is a great product and your best bet if you like trackballs.

Very comfortable to hold and use for long periods
This is a replacement for my older EX-G. Even though I also recently bought its more functional successor, the EX-G Pro, I just had to get another EX-G as it is more comfortable than the newer design. The higher arch or curve fits the palm much better and hardly induces strain. The Pro model is lower and not as enjoyable to use because it forces the hand into a flatter posture. For all the improvements in the Pro (additional buttons, bluetooth, wired mode, etc), I still rather use the older design of the EX-G. The ball is now red and is said to be more precise than the gray - I would never know :) - it also tracks perfectly. BTW, after the occasional cleaning, I found that a quick rub on the face/cheek gives it a mildly slick coating that helps it glide on its bearings. The switches are excellent and I hope they are improved and more reliable because the older one started double-clicking and up-scrolling randomly. I plan to find replacement switches to change them out - that's how much I like this trackball. I'm not sure what else is improved as it feels just like the older one that I've gotten used to. Battery life is about what I expect for a trackball; there's no noticeably fast drain. I don't have a need for the high transmit mode so I guess that helps a bit. The EX-G is an all-round solid trackball. I have owned Logitech and other models in the past but this has really left an impression. Get one!
This is a replacement for my older EX-G. Even though I also recently bought its more functional successor, the EX-G Pro, I just had to get another EX-G as it is more comfortable than the newer design. The higher arch or curve fits the palm much better and hardly induces strain. The Pro model is lower and not as enjoyable to use because it forces the hand into a flatter posture. For all the improvements in the Pro (additional buttons, bluetooth, wired mode, etc), I still rather use the older design of the EX-G. The ball is now red and is said to be more precise than the gray - I would never know :) - it also tracks perfectly. BTW, after the occasional cleaning, I found that a quick rub on the face/cheek gives it a mildly slick coating that helps it glide on its bearings. The switches are excellent and I hope they are improved and more reliable because the older one started double-clicking and up-scrolling randomly. I plan to find replacement switches to change them out - that's how much I like this trackball. I'm not sure what else is improved as it feels just like the older one that I've gotten used to. Battery life is about what I expect for a trackball; there's no noticeably fast drain. I don't have a need for the high transmit mode so I guess that helps a bit. The EX-G is an all-round solid trackball. I have owned Logitech and other models in the past but this has really left an impression. Get one!

Perfect desktop mouse
The ELECOM EX-G Trackball Mouse has been an absolute game-changer for me, offering a combination of comfort, precision, and convenience that has significantly improved my productivity. One of the standout features of this trackball mouse is its ergonomic design. It’s incredibly comfortable, especially for prolonged use. The shape contours naturally to the hand, reducing strain on the wrist and arm, which is a major plus for anyone prone to repetitive strain injuries or discomfort from using traditional mice. The thumb-controlled trackball feels smooth and responsive, making it easy to navigate without moving the entire mouse. The build quality feels solid and durable. Despite daily heavy use, it shows no signs of wear. The trackball itself is easy to remove and clean, ensuring the mouse stays in top working condition for longer. The ELECOM EX-G Trackball Mouse is an excellent choice for anyone seeking an ergonomic alternative to traditional mice. Its comfort, precision, and customization options make it a great tool for both everyday use and specialized tasks. Whether you’re working long hours at the computer or just want to reduce strain on your hands, this trackball mouse is worth the investment.
The ELECOM EX-G Trackball Mouse has been an absolute game-changer for me, offering a combination of comfort, precision, and convenience that has significantly improved my productivity. One of the standout features of this trackball mouse is its ergonomic design. It’s incredibly comfortable, especially for prolonged use. The shape contours naturally to the hand, reducing strain on the wrist and arm, which is a major plus for anyone prone to repetitive strain injuries or discomfort from using traditional mice. The thumb-controlled trackball feels smooth and responsive, making it easy to navigate without moving the entire mouse. The build quality feels solid and durable. Despite daily heavy use, it shows no signs of wear. The trackball itself is easy to remove and clean, ensuring the mouse stays in top working condition for longer. The ELECOM EX-G Trackball Mouse is an excellent choice for anyone seeking an ergonomic alternative to traditional mice. Its comfort, precision, and customization options make it a great tool for both everyday use and specialized tasks. Whether you’re working long hours at the computer or just want to reduce strain on your hands, this trackball mouse is worth the investment.

Priced well, and works nicely.
I bought this as a replacement for an aging Logitech trackball I have been using for about 4 years or so now, and has been a good mouse. This is a different product, and is absolutely nice and smooth. I like how it functions, and most of all, the price was definitely very reasonable for a new mouse. I didn't realize when I bought it that it has MORE buttons than my old one, but I'm a gamer, so that's a bonus.
I bought this as a replacement for an aging Logitech trackball I have been using for about 4 years or so now, and has been a good mouse. This is a different product, and is absolutely nice and smooth. I like how it functions, and most of all, the price was definitely very reasonable for a new mouse. I didn't realize when I bought it that it has MORE buttons than my old one, but I'm a gamer, so that's a bonus.















