Scroll wheel, comfortable design, IntelliEye optical sensor *Wheel Mouse Optical brings the precision and accuracy of IntelliEye optics to an affordable mouse *Move through documents quickly without clicking on the scroll bar *The three buttons including the wheel button can be reprogrammed easily ... (more)

Scroll wheel, comfortable design, IntelliEye optical sensor *Wheel Mouse Optical brings the precision and accuracy of IntelliEye optics to an affordable mouse *Move through documents quickly without clicking on the scroll bar *The three buttons including the wheel button can be reprogrammed easily to perform popular commands with a single touch *Wheel Mouse Optical is shaped and styled for your comfort. (less)