Petra 991 ES Plus Scientific Calculator -Black

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Brand: Petra

৳1620

~~৳1800 /Piece~~

10% OFF

5 available

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(5 available)

Petra Scientific Calculator 991ES Plus Black (PBK99ESPLUS)

The Petra Scientific Calculator 991ES Plus Black (PBK99ESPLUS) is a durable, high‑precision scientific calculator designed for students, engineers, and professionals. With a natural textbook display, 400+ functions, dual power, and a 2‑year warranty, it ensures accurate and efficient performance for math, physics, and engineering calculations.

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Petra Scientific Calculator 991ES Plus Black (PBK99ESPLUS)

Boost your productivity and accuracy with the Petra Scientific Calculator 991ES Plus Black (PBK99ESPLUS)—a powerful, professional‑grade scientific calculator designed for students, engineers, and technical professionals. Engineered for precision and reliability, this advanced model supports a wide range of scientific, mathematical, and engineering functions, making it an essential tool for academic and professional environments.

Key Features

High‑Resolution Natural Display: View expressions, fractions, roots, integrals, and equations exactly as they appear in textbooks for easier understanding and error‑free calculations.
Comprehensive Scientific Functions: Equipped with 400+ functions including algebra, trigonometry, statistics, complex numbers, matrices, logarithms, permutations, combinations, and more.
Durable & Sleek Design: Built with a robust body and elegant black finish, the 991ES Plus is designed to withstand daily academic and workplace use.
Fast & Accurate Calculation Engine: Ensures smooth operation for complex problem‑solving in mathematics, physics, engineering, and technical fields.
Energy‑Efficient: Dual‑powered with solar energy and battery backup for long‑lasting performance.
User‑Friendly Interface: Intuitive keypad and ergonomic design provide comfortable, efficient use in exams, classrooms, and professional settings.
2 Years Warranty: Ensures peace of mind and long‑term reliability.

Perfect For

School and college students
Engineering & technical professionals
Educators, researchers, and office use
Competitive exam preparation
Everyday scientific and statistical tasks

Why Choose Petra 991ES Plus?

The Petra Scientific Calculator 991ES Plus Black offers exceptional performance, high accuracy, and unmatched value. Whether you're solving advanced equations or performing daily calculations, it delivers consistent, precise results—making it one of the most trusted choices for academic and professional excellence.

Buy the Petra Scientific Calculator 991ES Plus Black (PBK99ESPLUS). Advanced functions, natural display, durable build, dual power, and 2‑year warranty. Perfect for students and engineers.