Casio FX-991 CW- Scientific Calculator, Black

Casio FX-991CW-PK-W-DT Scientific Calculator has a high-definition and 4-gradation display. Simple cursor-based operations and a key layout that follows the natural flow of use. Easily select a calculator app from the Home screen that is suitable for the type of calculation that you want to perform. Useful for learning statistics, recursive formulas and more. Handles up to 5 columns x 45 rows (maximum of 170 data items). Easily generate QR codes of equations input into the calculator. Graphs and other graphics can be displayed on smartphones or tablets. Number of digits: 10 + 2 digits, Key characteristics: Plastic keys, Key functions: Negative Sign, Power Off, Memory: Variables: 9 (A, B, C.D.E.F.X.Y, M), Variables List, Answer Memory, Function memory, Memory Protection, Reset Function, Power supply: Solar and Battery Approximate battery life Main 2 years Auto Power Off.