The TI-84 Plus is the gold standard in graphing calculators, widely used for algebra, calculus, statistics, and standardized tests like the SAT, ACT, and AP exams. This unit is tested, fully functional, and ready to use! ✅ Includes Slide-On Protective Cover ✅ Tested & 100% Working ✅ Clear Display & Responsive Buttons ✅ Perfect for High School & College Math Courses ✅ Approved for SAT, ACT, and AP Exams * Functionality: Calculator powers on, screen is clear, all buttons respond properly * Cosmetic: Gently used with some light wear or scuffs from normal use * Cover: Included – fits securely and protects the screen