Empower your academic and professional mathematical journey with the Casio fx-991ES Plus Scientific Calculator, presented in a sleek black finish. Designed specifically for engineering students and lab professionals, this non-programmable calculator seamlessly handles complex calculations with 417 built-in functions covering calculus, matrices, vectors, and statistics.
Product Specifications
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Brand: Casio
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Model: fx-991ES PLUS
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Product Type: Scientific Calculator
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Display Type: Dot Matrix
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Number of Functions: 417
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Power Source: Solar & Battery
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Color: Black
Features & Benefits
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Natural Textbook Display: Shows mathematical expressions exactly as they appear in standard textbooks, making complex equations easier to read and verify.
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417 Built-In Functions: Provides comprehensive support for advanced mathematics, including integration, differentiation, and vector calculations to cover all academic syllabus needs.
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Dual Power Supply: Utilizes both solar and battery power, ensuring uninterrupted and reliable performance during critical exams or long study sessions.
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Multi-Replay Function: Allows you to quickly recall and edit previous calculation steps, saving time and effort during iterative problem-solving.
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Dot Matrix Screen: Delivers clear, sharp visuals for mathematical symbols and extensive numerical data.





