The Texas Instruments TI-83 Graphing Calculator is a handheld device perfect for students and professionals alike. With regular key size and LCD display, it offers basic, financial, and graphing capabilities. Powered by batteries, this model is programmable and ideal for solving complex equations and creating graphs. The included slide cover helps protect the calculator when not in use, making it a reliable tool for any office or school setting. Tested and confirmed to be in working order, this TI-83 Graphing Calculator is a valuable asset for those needing precise calculations on the go.