The Texas Instruments TI-Nspire TI-84 Plus Silver Edition Graphing Calculator is a handheld unit that combines the functionality of a TI-Nspire and a TI-84 Plus calculator. It features a regular sized LCD display and is powered by a power cord or batteries. This versatile calculator is programmable and includes features such as USB connectivity, a calendar, a clock, and advanced calculus functions. Ideal for business, office, and educational use, this calculator is designed to handle a variety of mathematical tasks efficiently and accurately.