This Texas Instruments TI-83 Plus Graphing calculator is a reliable tool for all your mathematical needs. With its black color and regular key size, it's perfect for everyday use. The calculator runs on batteries and has a regular display size. It's a handheld unit that is easy to carry around. The model is made by Texas Instruments and manufactured in China. It's a unit quantity of 1 and falls under the category of Business & Industrial, Office, Office Equipment, and Calculators.