■ Ergonomic shape that can be operated in a comfortable posture and smooth operability "IST" trackball. ■ Ergonomic design that can be used in a natural hand shape without gripping. Regardless of the size of your hand or how you grip it, it is a shape that fits in your hand. ■ The angle does not put a strain on the wrist, so it is comfortable even when working for a long time. ■ Artificial ruby with a diameter of 2 mm is used for the support unit.. It has achieved a more natural and smoother handling of the ball than conventional products. The support unit is easily removable and can be replaced with a bearing as well as an artificial ruby. ■ * 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 side, and the design makes it easy to maintain the ball and the internal support unit. ■ A large ball with a diameter of 36 mm that fits the thumb can be used to move the pointer extensively and delicately with a single operation.. ■ * Replacement ball (M-B10SV) is sold separately. ■ It is equipped with 5 buttons, including "forward" and "back" buttons, which are convenient when operating web browsers and folders. ■ The function assignment of the buttons can be changed using the "ELECOM Mouse Assistant", which can be downloaded for free. ■ It is a wireless type that can be used immediately by simply inserting the receiver into the USB port of the computer. ■ The receiver can be stored in the main unit, so it is difficult to lose and convenient to carry. ■ There is a power switch on the top of the main unit, and the power can be turned on / off smoothly without turning the main unit over. Prevents battery drain when not in use. ■ Equipped with a battery level indicator lamp that notifies you when it is time to replace the battery. ■ It is a product that satisfies one or more of our own environmental certification standards and displays the "Think Ecology" mark. ■ It is a product that is paperless to work on reducing waste and the instruction manuals included with the product. ■ It is a product that reduces the plastic weight in the packaging container of the product by working on environmental conservation by 20%or more than the in -house standard product.

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