---
product_id: 763104028
title: "FX-991ES Plus Blue 2nd Gen Non-Programmable Scientific Calculator"
brand: "casio"
price: "¥13342"
currency: JPY
in_stock: true
reviews_count: 5
category: "Casio"
url: https://www.desertcart.jp/products/763104028-fx-991es-plus-blue-2nd-gen-non-programmable-scientific-calculator
store_origin: JP
region: Japan
---

# Solar-powered battery backup 417 advanced functions 10+2 digit precision FX-991ES Plus Blue 2nd Gen Non-Programmable Scientific Calculator

**Brand:** casio
**Price:** ¥13342
**Availability:** ✅ In Stock

## Summary

> 🔢 Elevate your calculations—because precision is the new power move!

## Quick Answers

- **What is this?** FX-991ES Plus Blue 2nd Gen Non-Programmable Scientific Calculator by casio
- **How much does it cost?** ¥13342 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/763104028-fx-991es-plus-blue-2nd-gen-non-programmable-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

- • **Power That Lasts:** Solar battery with backup means no interruptions during crunch time
- • **Smart Formula Replay:** Multi-replay lets you edit and re-execute formulas instantly
- • **Advanced Math Mastery:** Supports matrix, vector, complex numbers, and base-n calculations
- • **Data-Driven Decisions:** Built-in statistics tools for regression, standard deviation, and more
- • **Precision at Your Fingertips:** 10+2 digit display ensures flawless calculations every time

## Overview

The CasioFX-991ES Plus Blue 2nd Gen is a non-programmable scientific calculator featuring a 10+2 digit Natural Textbook Display, solar battery backup, and 417 functions including matrix, vector, complex number, and statistical calculations. Designed for professionals and students who demand accuracy and efficiency in every calculation.

## Description

Casio FX-991ES Plus Blue 2nd Gen Non-Programmable Scientific Calculator

Review: Sehr guter Taschenrechner und die Farbe ist modern.
Review: Perfeita, valor acessível e é linda esse azul

## Features

- 10 + 2 digits, 417 Functions, Natural Textbook Display, Solar Battery
- Multi-replay (Quick and easy recall of previously executed formulas for editing and re-execution)
- Matrix and Vector calculations, Complex number calculations, Base-n calculation
- Statistics ((List-based STAT-data editor, Standard deviation, Regression analysis)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B2RR481F |
| Batteries | 1 Lithium Ion batteries required. |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,205) |
| Date First Available | January 1, 2024 |
| Item Weight | 3.7 ounces |
| Item model number | FX-991ESPLUS2BUWDT |
| Manufacturer | CASIO |
| Product Dimensions | 6.38 x 3.03 x 0.55 inches |

## Product Details

- **Brand:** Casio
- **Calculator Type:** Engineering/Scientific
- **Power source:** Battery Powered
- **Screen size:** 8 Centimetres
- **Number of batteries:** 1 Lithium Ion batteries required.
- **Model name:** FX-991ESPLUS2BU
- **Material:** Plastic
- **Display type:** LCD
- **Manufacturer:** Casio Computer Co., Ltd

## Images

![FX-991ES Plus Blue 2nd Gen Non-Programmable Scientific Calculator - Image 1](https://m.media-amazon.com/images/I/61mxxfYRO7L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by D***N on 14 December 2025*

Sehr guter Taschenrechner und die Farbe ist modern.

### ⭐⭐⭐⭐⭐ Review
*by G***S on 27 February 2026*

Perfeita, valor acessível e é linda esse azul

### ⭐⭐⭐⭐⭐ Review
*by J***R on 18 August 2025*

Good quality and original material.

## Frequently Bought Together

- Casio Scientific Calculators Non Programmable 10 2 Digis 417 Functions Blue Color FX-991ESPLUS2BUWDT, C86
- Casio Pink Scientific Calculators Non Programmable 10 + 2 digits 417 Functions FX 991ESPLUS2 PKWDT, FX 991ESPLUS2PKWDT
- Casio Fx-991ESPlus-2 Technical And Scientific Calculator Fx-991Es Plus 2Nd Edition

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**Shop now:** [https://www.desertcart.jp/products/763104028-fx-991es-plus-blue-2nd-gen-non-programmable-scientific-calculator](https://www.desertcart.jp/products/763104028-fx-991es-plus-blue-2nd-gen-non-programmable-scientific-calculator)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-21*