Texas Instruments TI-84 Plus CE Graphing Calculator, Black Description Visualize concepts clearly and make faster, stronger connections between equations, data, and graphs in full color. Electronically upgradeable graphing calculator allows you to have the most up-to-date functionality and software applications. Built-in MathPrint functionality allows you to input and view math symbols, formulas and stacked fractions exactly as they appear in textbooks. TI graph link offers increased capacity and speed. Advanced functions accessed through pull-down display menus. Horizontal and vertical split screen options. USB port for computer connectivity, unit-to-unit communication. Power Source(s): Battery; Display Notation: Numeric; Number of Display Digits: 10; Display Characters x Display Lines: 26 x 10. Features: Distinguish between multiple graphs and plots with color-coded equations, plots and objects. Electronically upgradeable graphing calculator allows you to have the most up-to-date functionality and software applications. Built-in MathPrint functionality allows you to input and view math symbols, formulas and stacked fractions exactly as they appear in textbooks. TI graph link offers increased capacity and speed. Advanced functions accessed through pull-down display menus. Product Details: Brand: Texas Instruments Color: Black Calculator Type: Graphing Power Source: Battery Powered Screen Size: 2.8 Inches Product Dimensions: 9.3 x 4.3 x 4.2 inches Item Weight: 10.4 ounces Item model number: 8541735188 Batteries: 1 CR5 batteries required. Is Discontinued By Manufacturer: No Date First Available: September 21, 2016 Manufacturer: Texas Instruments