Texas Instruments Advanced Scientific TI-81 Graphics Calculator with Guidebook

This Texas Instruments Advanced Scientific TI-81 Graphics Calculator with Guidebook is a reliable tool for all your mathematical needs. With its regular key size and handheld design, it is easy to use and carry around. The calculator runs on batteries, making it convenient for on-the-go calculations. This graphing calculator model 81 comes with a guidebook to help you navigate through its features, making it perfect for business and industrial use as well as in the office. Its brand name and category, as well as its specific aspects such as its type and size, make it a top choice for anyone in need of a trustworthy and efficient calculator. Tested & Working. Requires 4 Triple A Batteries (BATTERIES NO INCLUDED)