Tested and working super clean besides the to dark spots on the screen

The Texas Instruments T1-84 Plus Graphing Calculator is a reliable and efficient tool for solving complex equations and graphing functions. With regular key size and display, this handheld device is powered by batteries and comes with features such as an LCD display, back-up battery, calculus functions, programmability, and graphing capabilities. The Ti84-plus model is manufactured in the Philippines and ensures accurate results for various mathematical tasks. The included cover adds durability and portability to this essential office equipment.