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Feature

Robust, professional grade scientific calculator (2x L1154F battery included with 2-year usage).
2-line display: show entry and calculated result at the same time.
Easily handles 1 and 2 variable statistical calculations, three angle modes (degrees, radians, and grads), and scientific/engineering notation modes.
Slide-off protective hard case.
Ideal for high school students, college students and professionals. Life-time warranty from Helect.