The Casio FX-991EX Classwiz Scientific Calculator in black is a handheld device perfect for students and professionals in need of a reliable calculator for complex calculations. With regular key size and display, this scientific calculator from Casio features an LCD display, backlight, and calculus functions for added convenience. Powered by both solar and battery energy, this model is compact and efficient for everyday use in the office or classroom. The Casio fx-991EX is a trusted tool for those needing precise mathematical capabilities on the go.
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