Semi-working HP- 55 LED Scientific Calculator. Note: there is a'ghost' digit that appears on right corner as shown by pen tip in photo - don't know how to get rid of it.
The battery contacts have corrosion as shown in last photo. The calculator works great when tested with HP AC Adapter (NOT included). This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Calculators". The seller is "kobel-co" and is located in this country: US. This item can be shipped to United States, all countries in Europe, Australia, Canada.