--- product_id: 434966647 title: "Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display, Black" brand: "casio" price: "SAR 123" currency: SAR in_stock: true category: "Casio" url: https://www.desertcart.com.sa/products/434966647-casio-fx-991ms-2nd-gen-non-programmable-scientific-calculator-401 store_origin: SA region: Saudi Arabia --- # Solar-powered for eco-friendly use 2-line display for multitasking clarity 401 functions for every calculation Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display, Black **Brand:** casio **Price:** SAR 123 **Availability:** ✅ In Stock ## Summary > 🔢 Elevate your calculations—because precision never goes out of style! ## Quick Answers - **What is this?** Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display, Black by casio - **How much does it cost?** SAR 123 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/434966647-casio-fx-991ms-2nd-gen-non-programmable-scientific-calculator-401) ## 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 - • **Dual-Line Display:** View expressions and results simultaneously for faster, error-free calculations. - • **Eco-Friendly Power:** Solar-powered with battery backup ensures uninterrupted performance anywhere. - • **Compact & Sleek Design:** Curved edges and lightweight 95g body make it ultra-portable for on-the-go professionals. - • **Trusted Brand Reliability:** Casio’s 2nd Gen model with 3-year spare part availability and 1-year warranty. - • **Master Complex Calculations:** Solve differentiation, integration, statistics, regression, matrix, and vector problems with ease. ## Overview The Casio FX-991MS 2nd Gen is a non-programmable scientific calculator featuring 401 functions and a dual-line LCD display. Its sleek, compact design with curved edges weighs just 95 grams, making it perfect for professionals who demand portability without sacrificing power. Solar-powered with battery backup, it supports advanced math operations including differentiation, integration, statistics, regression, matrix, and vector calculations. Backed by Casio’s trusted reliability, it offers 3 years of spare part availability and a 1-year warranty. ## Description Buy Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display, Black online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase. ## Features - 2nd edition comes with same features and new sleek design with curved edges which makes it compact and easy to carry - 10 + 2 digits: 10-digit mantissa + 2-digit exponential display - Solves Differentiation, Integration, Statistics, Regression, Matrix, Vector etc ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07TTGZWS1 | | Brand | Casio | | Built-In Media | 1 Calculator, 1 Warranty Card With Serial Number, 1 Warranty Term Sheet, 1 User Manual | | Calculator Type | Standard Function | | Color | Black | | Customer Reviews | 4.4 4.4 out of 5 stars (4,864) | | Display Type | LCD | | EU Spare Part Availability Duration | 3 Years | | Enclosure Material | Plastic | | Item Dimensions L x W | 16.2L x 7.6W centimeters | | Item Type Name | Scientific | | Item Weight | 95 Grams | | Manufacturer | Casio | | Mfr Part Number | C77 | | Model Name | Scientific | | Model Number | FX-991MS-2 | | Number of Batteries | Nonstandard Battery batteries required. (included) | | Number of Items | 1 | | Number of Packs | 1 | | Power Source | Solar | | Screen Size | 7 Inches | | Unit Count | 1 Count | | Warranty Description | 1 | ## Product Details - **Brand:** Casio - **Calculator Type:** Standard Function - **Colour:** Black - **Power source:** Solar - **Screen size:** 7 Inches ## Images ![Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display, Black - Image 1](https://m.media-amazon.com/images/I/61HXfPgQcqL.jpg) ![Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display, Black - Image 2](https://m.media-amazon.com/images/I/61oVkxpICRL.jpg) ![Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display, Black - Image 3](https://m.media-amazon.com/images/I/61SzlNayopL.jpg) ![Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display, Black - Image 4](https://m.media-amazon.com/images/I/61SGHVDpjvL.jpg) ![Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display, Black - Image 5](https://m.media-amazon.com/images/I/61YcjVy-tGL.jpg) ## Available Options This product comes in different **Style** options. ## Frequently Bought Together - Casio FX-991MS 2nd Gen Non-Programmable Scientific Calculator, 401 Functions and 2-line Display - Casio MJ-12D 150 Steps Check and Correct Desktop Calculator --- ## 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.com.sa/products/434966647-casio-fx-991ms-2nd-gen-non-programmable-scientific-calculator-401](https://www.desertcart.com.sa/products/434966647-casio-fx-991ms-2nd-gen-non-programmable-scientific-calculator-401) --- *Product available on Desertcart Saudi Arabia* *Store origin: SA* *Last updated: 2026-08-29*