The Texas Instruments TI-84 Evo Graphing Calculator is a handheld device designed for students in STEM, SAT, ATC, and AP Calculus and Algebra courses. With a regular key size and display, this calculator is perfect for on-the-go use. It features USB connectivity, a backlight for visibility, and advanced calculus functions. Proudly made in the United States, this graphing calculator is a reliable tool for solving complex equations and graphing functions with ease.