Casio FX-991EX Classwiz Non-Programmable Scientific Calculator, 552 Functions with Menu Driven Interface, Black

The Casio FX-991EX ClassWiz solves complicated math and science problems quickly and confidently — from school homework to university engineering and competitive exams. With 552 built-in functions, a high-resolution natural textbook display and menu-driven interface, it delivers fast, accurate results and clear on-screen visuals that reduce mistakes and exam stress. Built for durability and daily use, it comes with manufacturer warranty and the assurance of genuine product sourcing. Buy with confidence on Vlebazaar: reliable customer support, easy after-sales service and trusted delivery make your purchase worry-free.

Top Features

• 552 functions — covers algebra, calculus, statistics and engineering formulas so you never search for a workaround.
• High-resolution natural textbook display — reads like your textbook for instant clarity and fewer mistakes.
• Menu-driven interface — intuitive navigation speeds up calculations and learning sessions.
• Fast processing — handles matrices, complex numbers and statistical functions smoothly for a responsive feel.
• QR code output — visualise graphs on your smartphone for clearer interpretation of results.
• Non-programmable design — exam-friendly performance for many standard tests (confirm with exam rules).
• Dual power — solar-assisted with backup battery ensures dependable operation in any light.
• Durable compact build — comfortable keys and a protective slide case for long-lasting daily use.
• Clear tactile buttons — precise key feedback for accurate entry and comfortable study sessions.

Technical Specifications

Why Buy From Vlebazaar?

• Genuine products backed by verified sourcing — buy original Casio calculators you can trust.
• Reliable delivery and secure packaging — your calculator arrives protected and ready to use.
• Dedicated customer support and easy after-sales service for warranty and queries.
• Clear product descriptions and prompt responses — informed purchases without surprises.

Who Should Buy This?

• High school and college students needing exam-friendly, reliable calculation tools.
• Engineering, physics and math students who require advanced functions and fast processing.
• Teachers and tutors who value clear displays and accurate computation for demonstrations.
• Professionals who want a compact scientific calculator for fieldwork and quick calculations.

Smart FAQs

Is the FX-991EX allowed in exams?

It is non-programmable and widely accepted in many standardized exams, but please confirm with your specific exam authority before use.

How long does the battery last?

With solar assistance and an efficient backup cell, typical everyday use lasts months to years; replace the button cell when prompted or per the manual.

What is the QR code feature?

The calculator generates QR codes for graphs and visual data that you can scan with a smartphone to view detailed plots and enhance understanding.

Can this replace a graphing calculator?

FX-991EX offers advanced functions and QR graphing support but is not a full graphing calculator; it's ideal for scientific, statistical and exam-focused needs.

Does it come with a warranty?

Yes — the product includes manufacturer warranty. Check the included warranty card for duration and terms; Vlebazaar supports warranty service facilitation.

What should I do if my calculator is defective on arrival?

Contact Vlebazaar customer support immediately with your order details; we assist with returns, replacements or warranty claims per our policy.