Texas Instruments TI-89 Titanium Advanced Graphing Calculator

Works perfectly, just tested. Requires 4 AAA batteries (not included). Please see last picture for a small crack in the case. Comes in box with CD and cable. -Dimensions (Overall): 3.9 Inches (H) x 2.8 Inches (W) x .9 Inches (D) -Electronics Features: Approved for AP Physics, Approved for AP Chemistry, Approved for SAT II Math IIC, Approved for SAT II Math IC, Approved for PSAT