Fully working, cleaned and tested original Apple Desktop Bus Mouse. It is the first model of ADB mouse Apple released and there were three revisions (see image) which looked the same from the top but varied on the underside. This is the first revision manufactured in Taiwan and Ireland. This mouse will work with any Macintosh that has a working ADB port.
This B-Grade mouse will have cosmetic marks or be missing one or both of it's teflon pads from the bottom.