ELECOM Wireless Trackball Mouse IST Wireless Thumb Operated 36mm Ball Artificial Ruby Support 5 Buttons Windows Mac Chromebook Black 2.4GHz M-IT10DRBK

Welcome to Select Items Norisuke. We are Japanese seller. We ship authentic items from Japan. Please enjoy shopping with peace of mind! You will find popular and useful products in Japan! The thumb-operated trackball "IST" features an ergonomic shape that allows for comfortable operation and smooth operability. Its ergonomic design allows for a natural grip without gripping the ball. The shape fits comfortably in the hand, regardless of the size of the hand or the way it is held. The support unit uses an artificial ruby with a diameter of 2 mm. This achieves a more natural and smoother ball control than conventional products. The support unit can be easily removed and replaced with an artificial ruby or bearing. *Replacement artificial ruby unit (M-RS10) and bearing unit (M-BS10) 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. Warranty period: 1 year