1.Robust, professional grade scientific calculator. 2.Slide-off protective hard case. 3.Not only suitable for middle school, high school and college. But also for office, engineering, finance, taxation. 4.Large screen size 2.23 x 1.16 inches, with 128 x 64 pixels resolution for clear, readable display.
1.Powerful functions at affordable price. 2.Up to 11 modes, multi calculating functions. Arithmetic, permutation & combination, factorial, polar & rectangular coordinates,statistics, equation (set), matrix, sequence, function (graph), calculus, probability, etc. 3.13 Constant Memory locations