--- product_id: 253343251 title: "Fx-991ESPlus-2 Technical And Scientific Calculator Fx-991Es Plus 2Nd Edition" brand: "casio" price: "€ 40.50" currency: EUR in_stock: true reviews_count: 13 category: "Casio" url: https://www.desertcart.be/products/253343251-fx-991esplus-2-technical-and-scientific-calculator-fx-991es-plus store_origin: BE region: Belgium --- # Natural Textbook Display 417 advanced functions Dual solar & battery power Fx-991ESPlus-2 Technical And Scientific Calculator Fx-991Es Plus 2Nd Edition **Brand:** casio **Price:** € 40.50 **Availability:** ✅ In Stock ## Summary > 🔢 Elevate your problem-solving game with Casio’s ultimate scientific calculator! ## Quick Answers - **What is this?** Fx-991ESPlus-2 Technical And Scientific Calculator Fx-991Es Plus 2Nd Edition by casio - **How much does it cost?** € 40.50 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/253343251-fx-991esplus-2-technical-and-scientific-calculator-fx-991es-plus) ## Best For - casio enthusiasts ## Why This Product - Trusted casio brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Power That Never Quits:** Solar plus battery backup keeps you calculating anywhere, anytime. - • **Textbook-Perfect Display:** View equations exactly as in your study materials for error-free input. - • **Authenticity You Can Trust:** 2-level QR code verification ensures genuine Casio quality every time. - • **Master Complex Calculations:** Access 417 functions from calculus to matrices with ease. - • **Built to Last, Designed for Comfort:** Ergonomic, lightweight design with wear-resistant printing and drop-resistant body. ## Overview The Casio Fx-991ES Plus 2nd Edition is a professional-grade scientific calculator featuring 417 functions including advanced calculus, matrix, and complex number operations. Its Natural Textbook Display shows equations exactly as in textbooks, enhancing clarity and reducing errors. Designed for durability and comfort, it includes a dual solar and battery power system, a robust drop-resistant body, and a 2-level QR code authenticity check. Ideal for engineering, science, and technical students and professionals seeking reliable, precise calculations. ## Description From the manufacturer Ideal scientific calculator FX-991 Es plus 2nd edition is perfect for Engineering, polytechnic and science students Natural Text Book Display Natural text book displays text as written in a text book. This feature makes number reading easy and fast Design Highly visible, easy-to-press cursor keys and function keys Two-way attachable Hard case Hard case that's attachable and detachable in both the directions 2 Level Authenticity Check Before and After purchase, with QR code feature. Scan QR code to check for authenticity. Number of Functions : 417 Support Statistic Trigonometry, permutation & combination, logarithmic, integration, differential, simultaneous & polynomial equation, vector, matrix, complex numbers, Base-n calculations and many more Excellent Quality: Wear-Resistant printing, Drop-Resistant body The Casio scientific calculators undergo rigorous quality tests and only those models reach the customer which deliver maximum durability Japanese Trusted Quality Casio Calculators comply with ISO 14001, and ROHS policies and abolish usage of harmful substances. Review: ⭐⭐⭐⭐⭐ Outstanding Calculator for Technical and Scientific Use! - The Casio Fx-991ES Plus-2nd Edition is an exceptional tool for anyone in need of a reliable and versatile scientific calculator. As a student of engineering, I’ve found this model to be an absolute lifesaver for solving complex problems efficiently. Comprehensive Functionality: It covers everything from basic arithmetic to advanced functions like calculus, matrix operations, and complex numbers. The 417 functions available ensure that it meets the demands of both students and professionals. Natural Textbook Display: The Natural Display makes it incredibly easy to input and review equations as they appear in textbooks. This feature is a huge plus for clarity and error-checking. Durability and Design: The build quality is robust, and the design is sleek and compact. It’s lightweight, making it easy to carry around, yet feels sturdy enough to withstand daily use. User-Friendly Interface: Despite its extensive features, the calculator is intuitive to use. The buttons are responsive, and the layout is logical, making even complex calculations straightforward. Solar and Battery Powered: The dual power source ensures it works seamlessly in different environments, whether you’re under bright classroom lights or in dimly lit settings. Affordable Pricing: Considering its extensive capabilities, the calculator offers fantastic value for money. It’s a worthwhile investment for anyone serious about technical or scientific work. Verdict: The Casio Fx-991ES Plus-2nd Edition has exceeded my expectations. Whether you're a student tackling exams or a professional needing quick, accurate calculations, this calculator is the perfect companion. Highly recommended! Review: Great - Works well ## Features - Optimal education tools realized through s design that emphasizes comfort in the hand, legibility, and usability through the pursuit of simplicity - Features Natural Textbook Display format for displaying equations and calculation result just as they appear in textbooks - Excellent quality and authentication ensure confidence and peace of mind for use in educational settings - FX-991ESPLUS-2 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0846D5CBP | | Brand | Casio | | Calculator Type | Engineering/Scientific | | Color | Black | | Colour | Black | | Compatible Devices | [Wide] | | Customer Reviews | 4.6 out of 5 stars 14,892 Reviews | | Display Type | LCD | | Enclosure Material | Metal or Durable Plastic | | Global Trade Identification Number | 04549526608773 | | Item Dimensions L x W | 16.2L x 7.7W centimeters | | Item Type Name | CASIO FX-991ES PLUS 2nd Edition | Technical and Scientific Calculator | | Item Weight | 95 Grams | | Manufacturer | Casio | | Mfr Part Number | C79 | | Model Name | fx-991ES PLUS 2nd edition | | Model Number | FX-991ES PLUS 2ND EDITION | | Number of Batteries | 1 LR44 batteries required. (included) | | Number of batteries | 1 LR44 batteries required. (included) | | Power Source | Solar powered and battery powered | | Power source | Solar powered and battery powered | | Screen Size | 4 Inches | | Screen size | 4 Inches | | Warranty Description | 1 year manufacturer warranty | ## Product Details - **Brand:** Casio - **Calculator Type:** Engineering/Scientific - **Colour:** Black - **Power source:** Solar powered and battery powered - **Screen size:** 4 Inches ## Images ![Fx-991ESPlus-2 Technical And Scientific Calculator Fx-991Es Plus 2Nd Edition - Image 1](https://m.media-amazon.com/images/I/61IujYL0JTL.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: هل هو شامل الغطاء** A: نعم **Q: Is this non-programable?** A: It’s not programmable. **Q: How many modes does it have?** A: 552 functions **Q: Is this the UK version Classwiz?** A: This is Thailand version. ## Customer Reviews ### ⭐⭐⭐⭐⭐ ⭐⭐⭐⭐⭐ Outstanding Calculator for Technical and Scientific Use! *by M***N on 25 December 2024* The Casio Fx-991ES Plus-2nd Edition is an exceptional tool for anyone in need of a reliable and versatile scientific calculator. As a student of engineering, I’ve found this model to be an absolute lifesaver for solving complex problems efficiently. Comprehensive Functionality: It covers everything from basic arithmetic to advanced functions like calculus, matrix operations, and complex numbers. The 417 functions available ensure that it meets the demands of both students and professionals. Natural Textbook Display: The Natural Display makes it incredibly easy to input and review equations as they appear in textbooks. This feature is a huge plus for clarity and error-checking. Durability and Design: The build quality is robust, and the design is sleek and compact. It’s lightweight, making it easy to carry around, yet feels sturdy enough to withstand daily use. User-Friendly Interface: Despite its extensive features, the calculator is intuitive to use. The buttons are responsive, and the layout is logical, making even complex calculations straightforward. Solar and Battery Powered: The dual power source ensures it works seamlessly in different environments, whether you’re under bright classroom lights or in dimly lit settings. Affordable Pricing: Considering its extensive capabilities, the calculator offers fantastic value for money. It’s a worthwhile investment for anyone serious about technical or scientific work. Verdict: The Casio Fx-991ES Plus-2nd Edition has exceeded my expectations. Whether you're a student tackling exams or a professional needing quick, accurate calculations, this calculator is the perfect companion. Highly recommended! ### ⭐⭐⭐⭐⭐ Great *by Z***D on 6 June 2026* Works well ### ⭐⭐⭐⭐⭐ منتج ممتاز *by M***D on 14 June 2026* منتج يلبى الاحتياجات ## Frequently Bought Together - Casio FX-991ES Plus-2nd Edition Scientific Calculator - Casio fx-115ES Plus 2nd Edition – Advanced Scientific Calculator | 280+ Functions, Natural Textbook Display℠ | Ideal for Math, Science, Engineering & Statistics - Texas Instruments TI-36X Pro Engineering/Scientific Calculator | 9.7 Inch | Black. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.be/products/253343251-fx-991esplus-2-technical-and-scientific-calculator-fx-991es-plus](https://www.desertcart.be/products/253343251-fx-991esplus-2-technical-and-scientific-calculator-fx-991es-plus) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-07-04*