The Casio FX-991EX ClassWiz Advanced Engineering Scientific Calculator is a handheld device with a regular key size and display, making it ideal for on-the-go use. This calculator is powered by both solar and battery energy, ensuring you can always rely on it for your calculations. With features like an LCD display, backlight, and calculus functions, this Casio model is perfect for professionals and students alike who require precise and efficient mathematical capabilities.
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