Texas Instruments TI-81 Graphic Scientific Calculator With Case Tested & Working

This Texas Instruments TI-81 Graphic Scientific Calculator is a must-have for any student or professional who needs to tackle complex calculations. With its regular display size and handheld size, it is perfect for on-the-go use. The calculator runs on battery power and has been tested and confirmed to be in working condition. It comes with a case for added protection and features such as grafting, making it a great choice for those in the business and industrial sectors. Whether you're calculating graphs or solving complex equations, this Texas Instruments TI-81 calculator is the perfect tool for the job.