This Texas Instruments TI-83 Plus calculator is a reliable tool for both students and professionals. It boasts a regular-sized display and key size, making it easy to use and read. The hand-held calculator runs on batteries and comes with a cover to protect it from scratches and damage. The calculator is a great tool for anyone who needs to perform basic or advanced mathematical calculations. It features an LCD display, calculus capabilities, and programmable functions. The Texas Instruments TI-83 Plus is a must-have for those in the business and industrial fields, as well as for office equipment use. This item is pre-owned. Name on the back. Please see pictures.