M106
-Precise and smooth navigation.
-Easy-to-use on most surfaces.
-Scroll and zoom directly with scroll wheel.
-Suitable for both right and left hand user.
-Glowing LED through scroll wheel.
BenQ M106, Optical, USB Type-A + PS/2
BenQ M106. Movement detection technology: Optical, Device interface: USB Type-A + PS/2, Control panel: 3