Item #:
229307763
Casio FX-991EX ClassWiz Scientific Calculator 552 Functions Solar Battery
87% of respondents would recommend this to a friend
Item #:
229307763
INR 4742
Price Details
Price
INR 4742
M.R.P. INR 4742
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
QTY:
Only 1 item left in stock.
Order now and get it around Wednesday, October 21
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The FX-991EX ClassWiz is a practical advanced calculator with 552 functions, perfect for school, exams, engineering, and everyday calculations.
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What Stands Out
Comprehensive Functions
The Casio FX-991EX offers 552 functions, providing advanced capabilities for students and professionals in science, engineering, and mathematics, enabling complex calculations with ease.
Solar Battery
Equipped with a solar battery, this calculator ensures longevity and reliability, minimizing the need for frequent replacements while being environmentally friendly.
User-Friendly Display
The high-resolution LCD screen delivers clear and crisp visuals, making it easier to read and interpret results, enhancing overall usability for users of all experience levels.
Product Details
| Item Weight | 0.6 lbs (270 grams) |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
-
Students
Ideal for high school and university students needing advanced functions for math and science courses.
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Teachers
Perfect for educators seeking a reliable tool for demonstrating mathematical concepts and performing calculations in class.
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Professionals
Great for engineers and scientists who require complex calculations and data analysis in their work.
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Casual Users
Not suitable for those needing a simple calculator for basic or occasional arithmetic tasks.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What types of calculations can the Casio FX-991EX perform?
Answer: It can perform advanced calculations in math, science, statistics, algebra, and calculus, making it suitable for various academic and professional needs. -
Question:
How does the dual power system work?
Answer: The calculator operates on both solar energy and a battery backup, ensuring reliable functionality in various lighting conditions. -
Question:
Is the calculator portable?
Answer: Yes, the Casio FX-991EX is designed to be lightweight and compact, making it easy to carry in school bags or for professional use.
Editorial Review
The Casio FX-991EX ClassWiz Scientific Calculator has garnered a strong reception from its users, particularly among engineering students and professionals who prioritize functionality and ease of use in a compact device. Many reviewers have noted a significant improvement in the display quality compared to its predecessor, the FX-991ES. The enhanced screen clarity allows for easier reading and interpretation of complex mathematical expressions, which is particularly beneficial for those tackling higher-level calculus or algebra. Users praise the calculator's robust capabilities, which include the ability to handle a wide range of mathematical functions, including solving equations, performing integrals, and executing base conversions with speed and precision. This advantage makes it a recommended tool for engineering tasks, as noted by several users who highlighted the calculator’s efficiency in resolving polynomial equations. While the calculator's spreadsheet function receives some criticism for being limited—specifically the drawback of losing data upon power off—the overall sentiment remains overwhelmingly favorable. The calculator's design, durability, and practicality contribute to positive user experiences, making it a go-to device for many in technical fields. In conclusion, the Casio FX-991EX ClassWiz stands out for its impressive display, extensive capabilities, and user-friendly design, despite some minor limitations with its spreadsheet feature. **
Customer Reviews & Ratings
225 customers ratings
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5 Star
92%
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4 Star
6%
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3 Star
0%
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Pros
- Clear and crisp display
- Durable and compact design
- Extensive mathematical functionalities, including integration and base conversions
- Faster processing speed compared to older models
- User-friendly interface with natural textbook expressions
Cons
- Spreadsheet function is limited and loses data when powered off
Platform Trust & Buyer Confidence
PC
Paritosh
Verified buyer
“Quality, fit, and variety are all good. Very good quality, perfect fit, with a good variety in 70s Bellbottom jeans. Keep them coming.”
20-Jul-26 · via Trustpilot
AV
Aggarwal
Verified buyer
“Everything was well maintained and smooth . We can trust UBUY .”
23 July 2026 · via Trustpilot
JM
Jeeju
Verified buyer
“Product is nice. Well packaged and delivered promptly”
23 July 2026 · via Trustpilot
NG
neeraj
Verified buyer
“Product was delivered before time. At each steps remider given time to time ,product is also good and fruitful”
3 July 2026 · via Trustpilot
SP
siva
Verified buyer
“I received the product properly packed and without any damage. If you can provide a video showing how to assemble the parts, it would be a great help. Thanks & Regards, Siva Prakash.”
16-Jul-26 · via Trustpilot
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Important information
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INR 4742
Order now and get it around Wednesday, October 21
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QTY:
Only 1 item left in stock.
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Features & Benefits
- 552 functions catering to math, science, stats, algebra, and calculus.
- Clearer equation viewing with Natural Textbook Display.
- Dual solar and battery power for dependable use anywhere.
- Lightweight, compact design perfect for students and professionals.
- Includes protective slide-on cover and user manual.
- Ideal for exams, engineering studies, and daily problem-solving.
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