This Texas Instruments BA II PLUS Business Analyst Financial Calculator is a powerful tool for any business professional or student. With its regular sized LCD display and battery-powered source, this handheld calculator is perfect for on-the-go calculations.

The calculator's features include a calculus function, making it perfect for complex financial calculations. The brand is well-known for producing high-quality calculators, and this model is no exception. The key size is regular, and the display size is also regular. This calculator is ideal for use in various business and industrial settings, as well as in office spaces for calculations and data analysis.