This Casio FX-9750GII graphing calculator is a powerful tool for any mathematician or scientist. With its handheld size and battery power source, it is perfect for on-the-go calculations. The calculator is made by Casio, a trusted brand in the industry, and has a model number of FX-9750GII. It is ideal for use in business and industrial settings, as well as in office spaces for calculations and data analysis.