Casio FX-991ES Plus-2nd Edition Scientific Calculator

- Enhanced Functionality: The Casio FX-991ES Plus-2nd Edition Scientific Calculator offers enhanced functionality to handle a wide range of mathematical calculations efficiently.

- Natural Textbook Display: Featuring a natural textbook display, the calculator allows users to input and view mathematical expressions just as they appear in textbooks, facilitating easier understanding and interpretation.

- Multi-replay Function: With the multi-replay function, users can quickly recall and edit previous calculations, promoting efficient problem-solving and learning.

- Dual Power Source: The calculator operates on both solar power and battery, ensuring continuous usage and reliability in various settings.