---
product_id: 546896689
title: "Casio FX-991 CW (Italian Model) Scientific Calculator, 540 Functions and Natural Display"
brand: "casio"
price: "฿5406"
currency: THB
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.th/products/546896689-casio-fx-991-cw-italian-model-scientific-calculator-540-functions
store_origin: TH
region: Thailand
---

# Built-in spreadsheet & stats QR code for PC sync 540+ advanced functions Casio FX-991 CW (Italian Model) Scientific Calculator, 540 Functions and Natural Display

**Brand:** casio
**Price:** ฿5406
**Availability:** ✅ In Stock

## Summary

> 📐 Elevate your math game with Casio’s smartest calculator yet!

## Quick Answers

- **What is this?** Casio FX-991 CW (Italian Model) Scientific Calculator, 540 Functions and Natural Display by casio
- **How much does it cost?** ฿5406 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/546896689-casio-fx-991-cw-italian-model-scientific-calculator-540-functions)

## 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 Meets Portability:** Solar-powered with a sleek, lightweight design perfect for on-the-go professionals
- • **Natural Textbook Display:** View formulas exactly as in textbooks for intuitive learning
- • **Future-Proof Your Studies:** Over 540 functions including differentiation, integration, and vector calculations
- • **Master Complex Calculations:** Solve up to 4 simultaneous equations & 4x4 matrices with ease
- • **Seamless Digital Integration:** Generate QR codes to continue work on your PC or smartphone

## Overview

The Casio FX-991 CW Italian Model is a high-resolution scientific calculator featuring over 540 functions, including spreadsheet capabilities, QR code generation for PC syncing, and solving complex equations up to 4 variables. Its natural textbook display ensures formulas appear exactly as in textbooks, making it ideal for secondary school and engineering students. Lightweight, solar-powered, and backed by a 3-year warranty, it’s the ultimate tool for mastering advanced math with confidence.

## Description

New science calculator ideal for secondary school 2nd grade with practical and intuitive design, 4-level high-resolution app display with gray, and faster processor. Over 540 functions including spreadsheet, QR code generation, simultaneous solver and polynomial up to four degrees, numerical integration, differentiation, statistics, matrices, vector calculation. Natural Textbook Display - Insert and display fractions, powers, logarithms, roots and other mathematical formulas and symbols just as they appear in textbooks. Admitted to baccalaureate and with 3 year warranty.

Review: Great! - Perfect for GCSE maths
Review: Bought for Engineering equations. - Bought as a replacement for my Casio wiz carbon. Does the job.

## Features

- Warning:Not suitable for children under 36 months
- Scientific calculator (Italian Model) with over 540 functions designed for school
- High resolution natural LCD display with 192 x 63 pixels and icon menu
- Spreadsheet to study statistics
- QR code for continuing calculations on PC
- Solving equations and systems up to 4 equations and matrix calculation 4 x 4

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C4YNQMFF |
| Best Sellers Rank | 68,829 in Stationery & Office Supplies ( See Top 100 in Stationery & Office Supplies ) 110 in Scientific Calculators |
| Brand | Casio |
| Brand Name | Casio |
| Calculator Type | Engineering/Scientific |
| Colour | grey |
| Compatible Devices | Computers, laptops, smartphones |
| Customer Reviews | 4.6 out of 5 stars 1,204 Reviews |
| Display Type | LCD |
| Enclosure Material | Plastic |
| Item Dimensions L x W | 16L x 7.6W centimetres |
| Item Weight | 95 Grams |
| Manufacturer | CASIO |
| Manufacturer Part Number | FX-991CW-W-ET-V |
| Model Name | FX 991CW |
| Model Number | FX-991CW |
| Number of Batteries | 1 LR44 batteries required. (included) |
| Number of batteries | 1 LR44 batteries required. (included) |
| Power Source | Solar Powered |
| Power source | Solar Powered |
| Screen Size | 6.35 Centimetres |
| Screen size | 6.35 Centimetres |
| Unit Count | 1.0 count |

## Product Details

- **Brand:** Casio
- **Calculator Type:** Engineering/Scientific
- **Colour:** grey
- **Compatible devices:** Computers, laptops, smartphones
- **Material:** Plastic
- **Model name:** FX 991CW
- **Number of batteries:** 1 LR44 batteries required. (included)
- **Power source:** Solar Powered
- **Product dimensions:** 16L x 7.6W centimetres
- **Screen size:** 6.35 Centimetres

## Images

![Casio FX-991 CW (Italian Model) Scientific Calculator, 540 Functions and Natural Display - Image 1](https://m.media-amazon.com/images/I/81IGU8m654L.jpg)
![Casio FX-991 CW (Italian Model) Scientific Calculator, 540 Functions and Natural Display - Image 2](https://m.media-amazon.com/images/I/71FkLaq7hWL.jpg)
![Casio FX-991 CW (Italian Model) Scientific Calculator, 540 Functions and Natural Display - Image 3](https://m.media-amazon.com/images/I/51KtpNFxR1L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great!
*by T***A on 6 September 2025*

Perfect for GCSE maths

### ⭐⭐⭐⭐⭐ Bought for Engineering equations.
*by D***T on 27 December 2023*

Bought as a replacement for my Casio wiz carbon. Does the job.

### ⭐⭐⭐⭐⭐ A xmas prezzi for a Grandson in his senior years
*by G***T on 28 May 2025*

The best scientific calculator we think, ideal for modern education ,a must!

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.co.th/products/546896689-casio-fx-991-cw-italian-model-scientific-calculator-540-functions](https://www.desertcart.co.th/products/546896689-casio-fx-991-cw-italian-model-scientific-calculator-540-functions)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-29*