The Hewlett Packard HP 12C Professional Financial Calculator is a vintage calculator from 1999 that is still new and sealed. This scientific calculator features a regular-sized LCD display and is programmable, making it perfect for financial and mathematical calculations. It is powered by batteries and is handheld in size, ideal for use on-the-go. With its reliable HP brand and specific model number HP-15C, this calculator is a valuable tool for professionals in the business and industrial sectors.