---
product_id: 256698007
title: "FX-991ARX Scientific Calculator, Black"
brand: "casio"
price: "MX$1828"
currency: MXN
in_stock: true
reviews_count: 13
category: "Casio"
url: https://www.desertcart.mx/products/256698007-fx-991arx-scientific-calculator-black
store_origin: MX
region: Mexico
---

# Full dot matrix display Dual power: battery + solar Lightweight 170g design FX-991ARX Scientific Calculator, Black

**Brand:** casio
**Price:** MX$1828
**Availability:** ✅ In Stock

## Summary

> 🔢 Elevate your calculations with Casio’s smartest scientific companion!

## Quick Answers

- **What is this?** FX-991ARX Scientific Calculator, Black by casio
- **How much does it cost?** MX$1828 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/256698007-fx-991arx-scientific-calculator-black)

## 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

- • **Trusted Accuracy:** Casio’s renowned precision supports advanced scientific and engineering calculations flawlessly.
- • **Top-Ranked Choice:** Join thousands of satisfied users—ranked #28 in Scientific Calculators for reliability and performance.
- • **Crystal Clear Display:** Full dot matrix screen ensures precise, easy-to-read calculations for complex equations.
- • **Dual Power Efficiency:** Never run out of juice with battery and solar combo—work uninterrupted anywhere.
- • **Portable & Lightweight:** At just 170g, it’s sleek and easy to carry—perfect for on-the-go professionals.

## Overview

The Casio FX-991ARX is a black scientific calculator featuring a full dot matrix display and dual power sources (battery and solar). Weighing only 170 grams, it offers portability without compromising on advanced calculation capabilities, making it a top choice for professionals and students alike.

## Description

Buy Casio FX-991ARX Scientific Calculator, Black online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

Review: الآلة الحاسبه أصلية. شكرا للبائع.
Review: ممتازة

## Features

- Product type: Casio FX-991ARX Scientific Calculator
- Screen proportion: Full Dot Matrix
- Power source: Battery/Solar Powered

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07N6Q35QN |
| Best Sellers Rank | #7,227 in Office Products ( See Top 100 in Office Products ) #23 in Scientific Calculators |
| Brand | Casio |
| Calculator Type | Engineering/Scientific |
| Color | BLACK |
| Country of Origin | Thailand |
| Customer Reviews | 4.4 4.4 out of 5 stars (493) |
| Display Type | LCD |
| Enclosure Material | Plastic |
| Item Dimensions L x W | 16.2L x 7.7W centimeters |
| Item Weight | 170 Grams |
| Manufacturer | Casio |
| Mfr Part Number | FX-991ARX |
| Model Name | FX-991ARX |
| Model Number | FX-991ARX |
| Number of Batteries | 1 A batteries required. (included) |
| Power Source | Battery |
| Screen Size | 2.51 Centimeters |
| Unit Count | 1 Count |
| Warranty Description | 1 year manufacturer warranty |

## Product Details

- **Brand:** Casio
- **Calculator Type:** Engineering/Scientific
- **Colour:** BLACK
- **Power source:** Battery
- **Screen size:** 2.51 Centimeters

## Images

![FX-991ARX Scientific Calculator, Black - Image 1](https://m.media-amazon.com/images/I/61z9hWHc5yL.jpg)

## Questions & Answers

**Q: is it only arabic**
A: It is having English and Arabic menu

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by I***I on 16 November 2025*

الآلة الحاسبه أصلية. شكرا للبائع.

### ⭐⭐⭐⭐⭐ Review
*by O***A on 23 November 2025*

ممتازة

### ⭐⭐⭐⭐ Good
*by T***D on 1 August 2024*

This calculator is good I haven't really used it yet but it's good and has many functions that other calculators don't it just feels a little thin though

## Frequently Bought Together

- Casio FX-991ARX Scientific Calculator, Black
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- UHU STIC, The Proven Glue Stick - Glues strongly, quickly and permanently, without solvent, 8.2g, Set of 3, White pack may vary

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**Shop now:** [https://www.desertcart.mx/products/256698007-fx-991arx-scientific-calculator-black](https://www.desertcart.mx/products/256698007-fx-991arx-scientific-calculator-black)

---

*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-04-23*