Texas Instruments TI-83 scientific graphing calculator great for students

Texas Instruments TI-83 graphing calculator capable of functions present on normal scientific calculators, plus function graphing, polar/parametric/sequence graphing modes, statistics, trigonometric, and algebraic functions, along with many useful applications. Applications and programs can be written on the calculator or loaded from external sources. Integrated programming languages: TI-BASIC, Assembly language and machine code. C requires a computer with a Z80 cross-compiler or an on-calc assembler. 32 KB RAM. Often required in high school math classes (great for algebra, trigonometry, statistics, pre-calculus, and more). Also useful for college accounting, financial, or business courses, in office and professional settings, or for budgeting at home. Condition: Used but in storage for years. Still works but needs batteries. View my closet and bundle with my other scientific calculator or financial calculator or office supplies for BIG SAVINGS! I am always open to offers!