0 ratings
Item #:
79938247
Casio FX991EX Classwiz Scientific Calculator
Item #:
79938247
0 ratings
Write a review
Out of stock
Imported from USA store
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
The Casio fx-991EX is the ultimate in scientific calculators.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Advanced Functions
Offers over 500 functions including 4x4 matrix calculations, complex number calculations, and calculus capabilities, catering to high school and college students for diverse subjects.
High-Resolution Display
Features a 192 x 63 pixel LCD screen that provides clear, detailed visualizations of equations and graphs, enhancing readability and usability during complex problem-solving.
Interactive Features
Incorporates an intuitive user interface and a natural textbook display for easy input and review of mathematical expressions, making it accessible for learners at all levels.
Product Details
| Brand | Casio |
| GTIN | 0079767032593, 0809787035195, 0809394579433 |
| Height | 0.43in. (1.1 cm) |
| Weight | 0.19lbs. (90 grams) |
Who Should Buy?
-
Students
Ideal for high school and university students needing advanced functions for mathematics, physics, and engineering courses.
-
Professionals
Great for engineers and scientists who require precise calculations for research and project work in various fields.
-
Exam Candidates
Suitable for students preparing for standardized tests that permit scientific calculators, offering comprehensive calculation features.
-
Casual Users
Not necessary for individuals who need basic calculations, as simpler calculators would suffice and be easier to use.
-
Young Children
Not suitable for young kids who require simple arithmetic tools, as advanced features may overwhelm them.
-
Budget Shoppers
May not be ideal for those looking for budget-friendly options since it is more expensive than basic calculators.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What type of display does it have?
Answer: The Casio fx-991EX has a high-definition LCD display with a backlight. -
Question:
Does it have calculus capabilities?
Answer: Yes, it has ClassWiz technology that allows for easy and efficient calculus. -
Question:
What is the power source for this calculator?
Answer: It has a dual power source of solar and battery to ensure you are never caught without power.
Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and very fast delivery, I really appreciate your service, when you work good I will appreciate that, I am very satisfied, thank you”
13 June 2026 · via Trustpilot
MB
Maryam
Verified buyer
“The order arrived fast and in perfect condition”
2 June 2026 · via Trustpilot
MK
Mohd
Verified buyer
“Firstly the team who are very positive in response to any correction if something wrong. Secondly the quality and selection is exactly on what I ordered and which is perfect. Finally the time of delivery is very sufficient which made me comfortable. Overall is excellent.”
26 Feb 2026 · via Trustpilot
K
Khaled
Verified buyer
“Good quality of product, delivered in 2 weeks. I thought it would take more time.”
21 Feb 2026 · via Trustpilot
T
trusttaker
Verified buyer
“Everything was fine. You can order from multiple stores or countries—just be patient with the shipping. Given their business model, this was my first order from them. Thank you, Ubuy.”
20 Feb 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
Currently unavailable.
We don't know when or if this item will be back in stock.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- High-definition LCD display and backlight
- ClassWiz technology for easy calculus
- Dual power source of solar and battery
- Made in China, new and sealed
- Perfect for business and scientific use
- Take your work to the next level
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.