---
product_id: 713807506
title: "Scientific Calculators, IPepul Purple Math Calculator with 417 Function, Solar Battery Power and 4-Lines Display, School Supplies for Middle High College Students Teachers (Purple 991ES Plus)"
brand: "ipepul"
price: "A$85"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/713807506-scientific-calculators-ipepul-purple-math-calculator-with-417-function-solar
store_origin: AU
region: Australia
---

# 4-line natural display Dual solar & battery power 417 functions packed Scientific Calculators, IPepul Purple Math Calculator with 417 Function, Solar Battery Power and 4-Lines Display, School Supplies for Middle High College Students Teachers (Purple 991ES Plus)

**Brand:** ipepul
**Price:** A$85
**Availability:** ✅ In Stock

## Summary

> 📐 Elevate your math game with the calculator that’s as smart as you are!

## Quick Answers

- **What is this?** Scientific Calculators, IPepul Purple Math Calculator with 417 Function, Solar Battery Power and 4-Lines Display, School Supplies for Middle High College Students Teachers (Purple 991ES Plus) by ipepul
- **How much does it cost?** A$85 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/713807506-scientific-calculators-ipepul-purple-math-calculator-with-417-function-solar)

## Best For

- ipepul enthusiasts

## Why This Product

- Trusted ipepul brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Power That Lasts:** Dual solar and battery power ensures uninterrupted use indoors or outdoors—study anywhere, anytime.
- • **See It All at Once:** Large 4-line natural display shows inputs and results clearly for effortless, error-free calculations.
- • **Effortless Efficiency:** Multi-functional keyboard with scientific symbols speeds up your workflow—perfect for pros and students alike.
- • **Master Every Calculation:** 417 advanced functions including calculus, statistics, and matrix math to conquer any problem.
- • **The Ultimate Academic Ally:** Ideal for middle school to college students, teachers, engineers, and nurses who demand precision and reliability.

## Overview

The IPepul Purple 991ES Plus scientific calculator features 417 built-in functions covering trigonometry, calculus, statistics, and more. Its large 4-line natural display enhances readability by showing formulas as they appear in textbooks. Powered by both solar energy and a long-lasting battery, it ensures reliable performance in any environment. Designed with a multi-functional keyboard, it boosts calculation speed and accuracy, making it the perfect tool for students, educators, and professionals in STEM fields.

## Description

IPepul 991ES PLUS Solar PIink Scientific Calculator 1、The calculator can adjust the screen brightness using the following buttons. SHIFT -MODE (SETUP) -（down arrow symbol）-6(Continue).Use LIGHT and BACK to adjust screen brightness. 2.Please initialize the calculator before performing any calculations. SHIFT-9(CLR)-3(All)=(Yes) 3.The calculator is rich in functions, please read the User’s Guide before use.

## Features

- 【417 Calculation Functions】🏆: The scientific calculators has 417 different calculation function built-in, including trigonometric function, exponential function, logarithmic function, calculus, statistics, algebra, and other advanced mathematical functions. It also supports complex number calculations, matrix calculations, vector calculations, etc., and can meet the various scientific and engineering calculation needs .
- Large Screen Four-Line Display: The scientific calculator adopts a four-line large screen design, which is convenient for users to read. It also supports the natural display, which can directly display the input and output of mathematical formulas on the screen, making complex calculations more intuitive.The key SHITT -MODE (SETUP) DOWN -6( LEFT Continue RIGHT ).Use LEFT and RIGHT to adjust screen brightness .
- Dual Power: This calculator has a built-in solar panel and durable battery, which can be used continuously for many years in indoor and outdoor environments, reducing the frequency of battery ************************************************************* and making it more economical. This also makes it the best choice for people who need to use it for a long time, such as school supplies, high school students, accountants, and non-programmable calculators .
- Multi-Functional Keyboard: The calculator has a keyboard with many scientific symbols and function keys built-in, making it easy to perform various calculations and functions. Especially for people who need to perform scientific calculations frequently, this keyboard design can greatly improve their calculation efficiency, such as teachers, engineers, college students, nurses, and accountants .
- The Best School Supplies: This calculator is very suitable for students in elementary school, junior high school, high school, college, engineers, nurses, and teachers, etc. It can meet their calculation needs in the fields of mathematics, science, and engineering, and help them better understand and apply knowledge. Therefore, as a gift, it can be given to these people who need to perform scientific calculations.𝐂𝐎𝐍𝐓𝐀𝐂𝐓 𝐔𝐒 𝐅𝐎𝐑 𝐄𝐋𝐄𝐂𝐓𝐑𝐎𝐍𝐈𝐂 𝐔𝐒𝐄𝐑’𝐒 𝐆𝐔𝐈𝐃𝐄 .

## Product Details

- **Brand:** iPepul
- **Colour:** Purple
- **Calculator Type:** Engineering/Scientific
- **Power source:** Battery Powered
- **Screen size:** 2.8 Inches
- **Number of batteries:** 1 LR44 batteries required. (included)
- **Model name:** 991ES Plus
- **Product dimensions:** 15.8L x 8.6W centimetres
- **Display type:** LCD
- **Manufacturer:** iPepul

## Images

![Scientific Calculators, IPepul Purple Math Calculator with 417 Function, Solar Battery Power and 4-Lines Display, School Supplies for Middle High College Students Teachers (Purple 991ES Plus) - Image 1](https://m.media-amazon.com/images/I/617YmTzIcqL.jpg)
![Scientific Calculators, IPepul Purple Math Calculator with 417 Function, Solar Battery Power and 4-Lines Display, School Supplies for Middle High College Students Teachers (Purple 991ES Plus) - Image 2](https://m.media-amazon.com/images/I/71CkkQ1ywmL.jpg)
![Scientific Calculators, IPepul Purple Math Calculator with 417 Function, Solar Battery Power and 4-Lines Display, School Supplies for Middle High College Students Teachers (Purple 991ES Plus) - Image 3](https://m.media-amazon.com/images/I/718xh57CJkL.jpg)
![Scientific Calculators, IPepul Purple Math Calculator with 417 Function, Solar Battery Power and 4-Lines Display, School Supplies for Middle High College Students Teachers (Purple 991ES Plus) - Image 4](https://m.media-amazon.com/images/I/71IIV5p1vZL.jpg)
![Scientific Calculators, IPepul Purple Math Calculator with 417 Function, Solar Battery Power and 4-Lines Display, School Supplies for Middle High College Students Teachers (Purple 991ES Plus) - Image 5](https://m.media-amazon.com/images/I/711mInRKL-L.jpg)

## Available Options

This product comes in different **Colour Name** options.

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-11*