Sale of the main unit only; instruction manual can be downloaded from the official website. Size: 176x107x25mm Large display / Tax calculation & time calculation functions / Fast input compatible / 12 digits Tax-inclusive and tax-exclusive calculations can be performed, tax rates can be freely set, and the tax amount can also be displayed. Time arithmetic calculations, memory calculations, and percentage calculations are possible, making it convenient for "work time calculation," "hourly wage calculation," etc. There are scratches and stains, so please understand this before purchasing. Will be sent in a simple Nekopos package.