This is a modern SHARP scientific calculator. It has the basic functions needed for university classes, etc. This item has been lightly cleaned, and we have confirmed that the buttons and display respond by performing simple calculations. However, we have not confirmed that all functions are working correctly. The main body has minor scratches and dirt. Please check the appearance from the photos. * There are no accessories other than the protective cover. * The ruler shown in the photos is not included in the product.