The Vtg RadioShack EC-3023 Portable LCD Printing Calculator is a reliable and practical tool for office and business tasks. With a regular key size and display, this basic calculator offers convenience and functionality. It can be powered by a power cord or batteries, making it versatile for use in various settings. There is no power cord with this one . The RadioShack brand ensures quality and performance, while the model EC-3016 proves that this calculator has been tested and works efficiently. Perfect for everyday calculations and printing, this calculator is a valuable addition to any workspace.