The Casio FX-991EX Classwiz Scientific Calculator in black is a handheld device with regular-sized keys and display. It is powered by both solar and battery sources, making it convenient for use in various settings. This model includes features such as an LCD display, backlight, and calculus functions, providing users with a versatile and user-friendly tool for solving equations and scientific calculations. With the reliable Casio brand behind it, this scientific calculator is a valuable tool for students, professionals, and anyone in need of precise mathematical calculations.
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