Amazon Basics 991ES Plus Scientific Calculator | 417 Functions | Four-Line Natural Display | Dual Power Solar & Battery | Engineering & Student Calculator | Black
$ 95.13
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- Details Features-417 Advanced Scientific Functions: Equipped with 417 built-in calculation functions including trigonometry, logarithms, exponentials, calculus, statistics, algebra, complex numbers, matrices, and vectorsideal for students, engineers, and professionals.Large Four-Line Natural Text Display: Features a large four-line screen with natural textbook-style display, allowing formulas and results to appear exactly as written, making complex calculations easier to read and understand.Dual Power Solar & Battery Operated: Powered by both a solar panel and a long-lasting battery for reliable use indoors and outdoors, reducing battery replacement frequency and ensuring uninterrupted performance.10-Digit Mantissa 2-Digit Exponent: High-precision display supports accurate calculations with a 10-digit mantissa and 2-digit exponent, suitable for advanced scientific and engineering computations.Multi-Functional Scientific Keyboard: Ergonomically designed keyboard with dedicated scientific symbols and function keys for fast, efficient input and seamless operation across multiple calculation modes.Made for Smarter Problem SolvingAdvanced Function RangeHandles 417 functions for science and engineering calculations.Textbook Style DisplayThe four line screen shows formulas clearly for easy
