--- product_id: 742606664 title: "Casio FX-991ES Plus-2nd Edition Scientific Calculator" brand: "casio" price: "€ 76.47" currency: EUR in_stock: true reviews_count: 6 category: "Casio(カシオ)" url: https://www.desertcart.de/products/742606664-casio-fx-991es-plus-2nd-edition-scientific-calculator store_origin: DE region: Germany --- # Natural textbook display Dual solar & battery power 417 advanced functions Casio FX-991ES Plus-2nd Edition Scientific Calculator **Brand:** casio **Price:** € 76.47 **Availability:** ✅ In Stock ## Summary > 🔢 Elevate your calculations with precision and style — don’t get left behind! ## Quick Answers - **What is this?** Casio FX-991ES Plus-2nd Edition Scientific Calculator by casio - **How much does it cost?** € 76.47 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/742606664-casio-fx-991es-plus-2nd-edition-scientific-calculator) ## 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 - • **Read Like a Pro:** Natural textbook display shows formulas exactly as in your textbooks for error-free input. - • **Effortless Navigation:** Color-coded keypad and sliding hard case combine style with practical usability. - • **Lightweight & Portable:** Compact 95g design fits perfectly in your bag for on-the-go productivity. - • **Master Complex Calculations:** 417 built-in functions to tackle any scientific challenge with ease. - • **Always Ready, Always Reliable:** Dual power system with solar and battery ensures uninterrupted performance. ## Overview The Casio FX-991ES Plus 2nd Edition is a sleek, lightweight scientific calculator featuring 417 functions and a natural textbook display for intuitive use. Powered by both solar and battery, it ensures reliable performance anytime. Its color-coded keypad and sliding hard case enhance usability, making it a top choice for professionals and students seeking accuracy and convenience. ## Description 417 Functions, Display: Natural Textbook Display, LCD (Dot Matrix), 10 Digits + 2 Digits Power Supply: Solar & Battery, Basic Math Functions, Table Generation, Base-n Calculation, Scientific Constants, Vector, Basic Statistics, Minion, Non-Graphing, Lining, Equation, Complex Numeric Calculation, New Slide, Size H x W x D: 11111 .1 x 7 7.0 x 161.5 mm, Weight: 95g Review: 随分昔にFX-９９１を使っていたが、現在の物は、大変関数も増え、数式も表示されるので、間違えてもその部分に戻って修正できるのがうれしい。残念なのがメモリの操作が面倒な所。特にメモリクリアはキー操作して、出てきたメニューから選ばないといけない。ワンキーで出来る様に設計してほしかった。 Review: Good price and great product ## Features - Redesigned ES PLUS series calculators. Easy to understand, natural textbook display, 417 functions non-programmable calculator - Stylish design but same functions as the Casio FX-991ESPLUS 1st Edition, 10 digit temporary + 2 digit exponential display - Basic triangular and statistical functions and many other functions - Color-coded keypad for easy key identification. Simple and easy to use, comes with a new sliding hard case ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0846D5CBP | | Amazon Bestseller | #52,841 in Office Products ( See Top 100 in Office Products ) #29 in Scientific Calculators | | Batteries Included | Yes | | Batteries Required | Yes | | Brand | Casio | | Color Name | Black | | Customer Reviews | 4.6 4.6 out of 5 stars (13,960) | | Date First Available | February 17, 2020 | | Display Size | 4 Inches | | Display Type | LCD | | Item Model Number | FX-991ES PLUS 2ND EDITION | | Item Weight | 95 Grams | | Item model number | FX-991ES PLUS 2ND EDITION | | Manufacturer | CASIO | | Material | Metal or durable plastic | | Product Dimensions | 16.2 x 7.7 x 1.1 cm; 95 g | | Size | S | ## Product Details - **Brand:** Casio - **Calculator Type:** Engineering/Scientific - **Color:** Black - **Power Source:** Solar Powered - **Screen Size:** 4 Inches ## Images ![Casio FX-991ES Plus-2nd Edition Scientific Calculator - Image 1](https://m.media-amazon.com/images/I/316q3KPxYeL.jpg) ![Casio FX-991ES Plus-2nd Edition Scientific Calculator - Image 2](https://m.media-amazon.com/images/I/619f7cza-ML.jpg) ![Casio FX-991ES Plus-2nd Edition Scientific Calculator - Image 3](https://m.media-amazon.com/images/I/61AGTCz8fjL.jpg) ![Casio FX-991ES Plus-2nd Edition Scientific Calculator - Image 4](https://m.media-amazon.com/images/I/61IujYL0JTL.jpg) ![Casio FX-991ES Plus-2nd Edition Scientific Calculator - Image 5](https://m.media-amazon.com/images/I/71IKQKEHTvL.jpg) ## Questions & Answers **Q: Can this do mm to inch** A: yes **Q: Cual es la razon para invertir 35 dolares en tu fx-991es, si la calculadora fx-991ex vale apenas 20 dolares y tiene 135 funciones mas ?** A: Me gustó más su diseño, la utilizo como calculadora de bolsillo no programable únicamente , (utilizo una programable para ingeniería). el precio estaba en oferta cuando la compré, me costó casi lo mismo y me gustó más. ## Customer Reviews ### ⭐⭐⭐ Review *by A***ー on December 20, 2024* 随分昔にFX-９９１を使っていたが、現在の物は、大変関数も増え、数式も表示されるので、間違えてもその部分に戻って修正できるのがうれしい。残念なのがメモリの操作が面倒な所。特にメモリクリアはキー操作して、出てきたメニューから選ばないといけない。ワンキーで出来る様に設計してほしかった。 ### ⭐⭐⭐⭐ Review *by G***. on November 17, 2022* Good price and great product ### ⭐⭐⭐⭐⭐ Review *by A***D on December 27, 2025* ممتازة جدا و اصلية ## 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.de/products/742606664-casio-fx-991es-plus-2nd-edition-scientific-calculator](https://www.desertcart.de/products/742606664-casio-fx-991es-plus-2nd-edition-scientific-calculator) --- *Product available on Desertcart Germany* *Store origin: DE* *Last updated: 2026-04-23*