C
cameo
I just hate to throw out something that serves my purpose adequately asThen you need to clean the rollers, which is nowhere near as easy, and
in my experience, almost always involves dismantling the mouse. I was
very glad when I got rid of my last rollerball mouse and went over to
the optical scanning ones. A quick spray of furniture polish on the base
occasionally to make them slide more easily and clean the clag off the
window and you're done.
this ball mouse does.