For your consideration at this wonderfulsale is one (1) rare and vintage beige Apple Lisa desktop mouse, model numberA9M0050 or 825-0415-C. Mouse is verified to be fully tested andworking properly prior to shipment. A DB-9 serial connector on an Apple Lisa, Macintosh XL, Macintosh 128k, Macintosh 512k, Macintosh Plus, Apple IIc, Apple IIc+, Apple IIe are required for compatibility. Mouse was manufacturedin the early 1980s, and sold only with complete Apple Lisa computer systems before they were discontinued and discarded from availability inventory. Since this mouse is over 40 yearsold, with collectible status, they are priced accordingly, and I will not beaccepting any returns or processing any refunds after they are purchased.Product shown in photo shows the shape for this model of mouse, and may not be theprecise unit being shipped. Please see the picture for review. Mice may havefading from sun light exposure over the past 3 to 4 decades; this does not affectthe performance and functionality of the mouse in any way. The plastics on thismouse are aging in quality, and may have developed normal wear and tear, and asa result, the mouse is sold as-is. This is a one-button mouse, and productionlabels under the mouse may vary from one unit to another unit, but does not inany way affect operating performance. Locking wheel and tracking ball may vary in color and texture/design. Multiple units were madeavailable at the start of the sale, one quantity offer will receive one mouse,two quantity offers will receive two mice, and so on. I will ship international.