This Texas Instruments Ti-81 Graphing Calculator is a powerful tool for any business or office use. With its advanced graphing capabilities and user-friendly interface, this calculator is perfect for professionals looking to streamline their work and increase productivity.

Featuring a brand name you can trust - Texas Instruments - and a sleek design that will complement any office decor, this calculator is a must-have for anyone who wants to get the job done right. Whether you're calculating complex equations or creating sophisticated graphs, the Ti-81 has the power and performance you need to get the job done. Buy now and experience the difference for yourself! This calculator is in good condition. It takes 4 AAA batteries. It has been turned on and works as seen in pictures. Please see pictures for details if you have any questions please feel free to ask. Thank you.