The Texas Instruments TI-84 Plus Graphing Calculator is a handheld device powered by batteries, featuring a regular display size. It is specifically designed for graphing functions and comes with the model name Texas Instruments TI-84 Plus. This calculator is ideal for students, professionals, and anyone in need of a reliable and efficient tool for solving complex mathematical equations and creating visual representations of data. The included cover adds an extra layer of protection and convenience for carrying and storing the calculator.