This Texas Instruments TI-83 Handheld Graphing Calculator is a reliable and efficient tool for all your mathematical needs. With a regular sized LCD display and battery power source, this unit is perfect for on-the-go calculations.

The calculator is programmable and features a variety of functions, including calculus and graphing capabilities. It is a basic, financial, and graphing calculator all in one, making it a versatile tool for any business or academic setting. This unit has been tested and is ready for use.