ELECOM Trackball Mouse Wireless 5 Buttons Artificial Ruby Unit Ergonomic IST

"IST" is a thumb-operated trackball that features an ergonomic shape that allows for comfortable operation and smooth operability.
Its ergonomic design allows it to be used in a natural grip, regardless of hand size or grip style.
The angle puts no strain on your wrists, making it comfortable even for long periods of work.
The support unit is made of 2mm artificial ruby, which provides a smoother and more natural ball control than previous models.
The support unit can be easily removed and replaced with an artificial ruby or even a bearing.
*Replacement artificial ruby unit (M-RS10) and bearing unit (M-BS10) are sold separately.
The ball can be easily removed and replaced through the hole on the back, making it easy to maintain the ball and internal support unit.
It uses a large 36mm ball that fits comfortably in your thumb, allowing you to move the pointer over a wide range and with precision with just one movement.
*Replacement balls (M-B10SV) are sold separately.
It is equipped with five buttons, including "forward" and "back" buttons that are convenient when using a web browser or folder operations.
Button function assignments can be changed using the "ELECOM Mouse Assistant," which can be downloaded for free.
This is a wireless type that can be used immediately by simply inserting the receiver into the USB port of your computer.
The receiver can be stored inside the unit, making it less likely to get lost and convenient to carry.
There is a power switch on the top of the unit, so you can turn the power on and off smoothly without turning the unit over. This prevents the battery from running out when not in use.
It is equipped with a battery level indicator lamp that notifies you when it is time to replace the battery.
This product meets one or more of our company's environmental certification standards and bears the "THINK ECOLOGY" mark.
As part of our efforts to reduce waste, this product comes with paperless instruction manuals and other materials.
As part of our efforts to protect the environment, this product uses plastic in its packaging that is 20% less than our in-house standard.