The product is a genuine Texas Instruments TI-83 Plus calculator in a case, specifically designed for math subject use at the high school educational level. It is a handheld graphing calculator with a small display size, powered by batteries. This model was manufactured in the United States in 1999 and comes with regular-sized keys. It is a reliable tool for solving mathematical problems and graphing functions, making it an essential item for students and professionals in related fields.
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