The Texas Instruments BA II Plus Professional Financial Calculator is a powerful tool for finance and business professionals. It features a 10-digit LCD display and is equipped with essential functions such as addition, subtraction, multiplication, and division. This calculator is capable of performing advanced financial calculations including Internal Rate of Return (IRR), Net Present Value (NPV), and cash flow analysis. It allows users to store up to 32 uneven cash flows and provides options for amortization, depreciation, and interest rate conversions. The device is powered by a single lithium battery (CR2032), which is included, and features an auto power-off function to conserve battery life. The calculator is designed with non-slip rubber feet for stability during use and comes with a carrying pouch for portability. With a limited warranty of one year, the BA II Plus Professional is a reliable choice for anyone in need of a comprehensive financial calculator.