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iPepul

Scientific Calculators, IPepul Math Calculator with 417 Function, Solar Battery Power and 4-Line Display, School Supplies for Middle High College Students Teachers(991ES Plus)

    • Based on 325 reviews
Condition: New
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$15.99 Why this price?
Holiday Deal · 33% off was $23.99

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This item's return window has been extended for the holiday season: Returnable until Jan 31, 2025

To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

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Availability: In Stock.
Fulfilled by Amazon
Arrives Tuesday, Dec 24
Order within 14 hours and 18 minutes
Available payment plans shown during checkout

Color: 991ES PLUS


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 replacement 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 USERS GUIDE .

Brand: iPepul


Color: 991ES PLUS


Calculator Type: Engineering/Scientific


Power Source: Solar Powered


Number of Batteries: 1 LR44 batteries required. (included)


Product Dimensions: 6.5 x 3.27 x 0.04 inches


Item Weight: 5.3 ounces


Item model number: 991ES


Batteries: 1 LR44 batteries required. (included)


Date First Available: March 2, 2023


Manufacturer: ipepul


Country of Origin: China


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Tuesday, Dec 24

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

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Top Amazon Reviews

    • Durability
Color: PINK
It works perfectly, the color is unique and it’s easy to use. It’s durable too… I love it!!!
Reviewed in the United States on October 30, 2024 by Eleanor Yankey
    • Reliable and Efficient Scientific Calculator
Color: 991ES PLUS
I recently purchased the Scientific Calculator, and I must say it has exceeded my expectations. As a student majoring in Statistics, having a reliable calculator is crucial for my daily coursework and exams. Here's why I highly recommend this scientific calculator: 1. Functionality: The calculator boasts a comprehensive set of functions suitable for advanced scientific calculations. From basic arithmetic to complex algebraic equations and trigonometric functions, this device has proven to be a versatile and indispensable tool for my academic needs. 2. User-Friendly Design: The user interface is intuitive and well-designed. The buttons are responsive, making data input quick and accurate. The clear and readable display ensures that even complex equations are easy to follow. The ergonomic design also contributes to comfortable extended use during study sessions or exams. 3. Durability: Constructed with quality materials, this calculator feels sturdy and durable. It has survived a few accidental drops without any noticeable damage. The robust build gives me confidence that it will last throughout my academic journey. In conclusion, I am thoroughly satisfied with my purchase of the Scientific Calculator. It has become an essential tool for my academic pursuits, and I highly recommend it to fellow students and professionals alike. ... show more
Reviewed in the United States on November 11, 2023 by Jay
    • MY daughter loves it.
Color: PINK
I bought this calculator for my daughter because of her need. Befor this one , I had a calculator of another brand, but my daughter said that it was not easy to use. This one is very suitable for high school students. Its various functions are very practical and she loves it .
Reviewed in the United States on November 5, 2024 by Jie Lin
    • Good for the price
Color: 991ES PLUS
I purchased this calculator thinking that it is a casio but it was actually a copy. It worked fine and no issue.
Reviewed in the United States on July 15, 2024 by sanaz
    • Everything you need
Color: PINK
I really liked the calculator. I use it for my math and chemistry classes. Good value for money. I got the pink color and it is super cute. Buttons are easy to use. Good quality. Easy to use.
Reviewed in the United States on November 7, 2024 by Ruya
    • Horrible
Color: PINK
I got this from my class. It gave me a lot of troubles and I could not use it.
Reviewed in the United States on November 14, 2024 by cecilia moncayo
    • Very good
Color: PINK
The calculator is not only pretty but it does EVERYTHING all you need to do is click a button it converts fractions to decimals and it’s very easy to use AMAZING
Reviewed in the United States on November 2, 2024 by Kency D.
    • Works well
Color: PINK
My daughter loved it. Very useful.
Reviewed in the United States on December 17, 2024 by Veronica

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