| Power Source | Solar, Battery |
| Brand | Casio |
| Color | Black |
| Number of Batteries | 1 LR44 batteries required. (included) |
| Model Name | FX-991EX |
About this item
- Non-Programmable Scientific Calculator with 552 Functions
- 4-times better resolution than Casio 991ES Plus for easier viewing of long expressions
- Natural Textbook Display- Input and display fractions, powers, logarithms, roots, and other mathematical formulas and symbol just as they appear in textbooks
- Scientific Calculator with inbuilt QR Code function –Calculator can generate QR Code — Useful from graphical visualization & accessing user manual using your smart phone
- Faster than any previous Casio Non-Programmable Scientific Calculator
- Up to Four Degree Simultaneous and Polynomial Solver, Numerical Integration, Differentiation, Statistics, Matrix, Vector Calculation
- Attractive and elegant look with metallic keys, Colour coded keypad for easy key differentiation
- Dual Powered – Solar & Battery Solar powered when light is sufficient, battery powered when light is insufficient.
- Recommended for Engineering, Polytechnic and various others Under Graduate courses
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