The Casio FX-991EX Classwiz Scientific Calculator is a genuine handheld device designed for advanced engineering calculations. Powered by solar energy or batteries, this calculator features a regular LCD display and regular key size. With its scientific capabilities and reliable Casio brand, this model is perfect for solving complex equations and calculations in various fields. Its compact size and functionality make it an essential tool for professionals and students in the realm of business, office, and industrial settings.
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