The Casio FX-991EX Classwiz Scientific Calculator in black is a handheld device designed for scientific calculations. It features a regular-sized LCD display with a backlight for easy viewing. Powered by both solar energy and batteries, this calculator is ideal for professionals in various industries. With advanced functions such as calculus capabilities, this Casio model is a reliable tool for solving complex equations and mathematical problems in the office or on the go.
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