Texas Instruments TI-83 Plus Graphing Calculator Tested Working. Calculator is in good working condition with no major issues. There is some cosmetic issues like scuffs and pen markings on the back cover as well as the name scratched into surface in the top back cover. These cosmetic issues has no effect on this calculator ability to perform its intended function. Calculator has multiple functions and options available. Please see photos for more details on this calculator buttons and functions. Sold as is and as seen in photos condition, thanks for looking.