0 ratings
Item #:
223950248
Casio FX-991DE CW ClassWiz Technical Scientific Calculator German Menu Guide
Item #:
223950248
SGD 71
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from EU
14%
In stock
Imported from EU store
QTY:
Order now and get it around Wednesday, July 22
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
With 696 functions, the FX-991DE CW calculator is the most powerful technical-scientific calculator model.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
Comprehensive Functions
The Casio FX-991DE offers over 500 functions, making it ideal for advanced calculations in engineering, mathematics, and scientific fields.
User-friendly interface
Featuring a clear, intuitive menu in German, the ClassWiz design enhances usability, ensuring users can quickly navigate functions and settings.
High-quality display
Equipped with a multi-line display, this calculator presents complex equations and graphics clearly, improving readability and helping users visualize mathematical problems effectively.
Product Details
- With 696 functions, the FX-991DE CW calculator is the most powerful technical-scientific calculator model
- The innovative operation and menu-assisted navigation simplifies the use of the calculator for students. Abbreviations and shortcuts are largely omitted
- Mathematical expressions such as roots, fractions, and logarithms are presented in natural spelling
- With the maths box, you can simulate dice and coin toss attempts. The relative frequencies of totals can be listed
- With the QR code function, results and functions of the computer can be visualized with your smartphone or tablet.
| Calculator Type | Engineering/Scientific |
| Power Source | Battery Powered |
| Number of Batteries | 1 Nonstandard Battery batteries require. (included) |
| Compatible Devices | Tablets, Smartphone |
| Display Type | LCD |
| Color | black |
| Enclosure Material | Plastic |
| Item Dimensions L x W | 17.3L x 7.7W centimeters |
| EU Spare Part Availability Duration | 1 years |
| Brand Name | Casio |
| Model Name | Without print |
| Global Trade Identification Number | 04549526615580 |
| Manufacturer | Casio Europe GmbH |
| Manufacturer Part Number | FX-991DECW |
| Model Number | FX-991DECW |
| Item Weight | 95 Grams |
| Country of Origin | Thailand |
| Unit Count | 1.0 Count |
| Brand | Casio |
| Material | Plastic |
| Product Dimensions | 17.3L x 7.7W centimeters |
Who Should Buy?
-
students
Ideal for high school and university students studying mathematics, physics, and engineering courses with advanced calculations.
-
Professionals
Perfect for engineers, scientists, and researchers needing quick, accurate data analysis and mathematical processing.
-
Prep Test
Great for standardized test preparation, offering functionalities that assist in solving complex mathematical problems efficiently.
-
Casual Users
Not suitable for casual users who only need basic arithmetic operations or simple calculations occasionally.
-
Programming Enthusiasts
Not designed for programming tasks, as it lacks capabilities for coding or custom script execution.
-
Beginners
May overwhelm beginners who are unfamiliar with advanced scientific calculations or the numerous functions available.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What functions does the Casio FX-991DE CW calculator support?
Answer: It supports over 696 functions including equations, inequalities, integrals, differentials, matrix operations, and more. -
Question:
How does the QR code function work?
Answer: The QR code function allows you to scan results and visualize them on your smartphone or tablet with ClassPad.net. -
Question:
Is this calculator suitable for students?
Answer: Yes, its intuitive design and menu-assisted navigation make it ideal for students.
Casio FX-991DECW Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1258 customers ratings
-
5 Star
79%
-
4 Star
13%
-
3 Star
4%
-
2 Star
1%
-
1 Star
3%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
LM
Leila
Verified buyer
“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Related 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.
SGD 71
Order now and get it around Wednesday, July 22
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.)
QTY:
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
- World's first high-resolution grayscale display for clearer math representation.
- Designed for intuitive operation with customized button layout.
- Equations, inequalities, integrals, and matrices can be calculated easily.
- Features German menu navigation and natural display for mathematical expressions.
- QR code function to visualize results on smartphones or tablets.
- 680+ functions including advanced vector calculations and polynomial equations.
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.