The Texas Instruments TI-84 Plus Silver Edition is a powerful handheld graphing calculator perfect for both financial and scientific calculations. Its USB connectivity and programmable features make it a versatile tool for any office or business setting. This calculator operates on battery power and boasts a variety of features, including calculus functions and a sleek silver design. Whether you're a student or a professional, the TI-84 Plus Silver Edition is a reliable choice for all your mathematical needs.