This Texas Instruments TI-89 Graphing Calculator is a reliable tool for any student or professional in need of precise calculations. Its black color gives it a sleek and sophisticated look, while its regular display size and battery power source make it practical for on-the-go use.

The calculator has been tested and is in good working condition. Whether you're a business person or someone who needs a calculator for your office or school work, this Texas Instruments TI-89 Graphing Calculator is a great choice.