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Item #:
244286175
Casio fx-991CW ClassWiz Scientific Calculator 540+ Functions Open Box
85% of respondents would recommend this to a friend
Item #:
244286175
GMD 2862
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Order now and get it around Friday, September 25
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The Casio fx-991CW ClassWiz empowers you to solve complex equations effortlessly, allowing you to focus on what truly matters: mastering your academic or professional tasks.
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What Stands Out
Comprehensive Functions
The Casio Fx-991CW offers over 540 functions, making it versatile for various fields, from engineering to statistics, ensuring users have the tools they need for complex calculations.
User-Friendly Interface
Designed with an intuitive layout, the calculator's ClassWiz technology provides easier navigation and quicker access to functions, enhancing the overall user experience for students and professionals alike.
Solar and Battery Power
Equipped with both solar and battery power sources, this calculator guarantees reliability in various lighting conditions, making it ideal for both indoor and outdoor use, ensuring uninterrupted functionality.
Product Details
| Brand | Casio |
| Key Size | Regular |
| Type | Scientific |
| Size | Handheld |
| MPN | FX-991CW |
| Country of Origin | China |
| UPC | NA |
| Item Weight | 1 lbs (450 grams) |
Who Should Buy?
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Students in STEM
Ideal for high school and university students pursuing science, technology, engineering, and mathematics courses requiring complex calculations.
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Professionals
Useful for engineers, architects, and scientists who need a reliable tool for advanced calculations and data analysis.
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Exam Preparation
Great for students preparing for standardized tests that permit the use of scientific calculators, such as SAT or ACT.
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Basic Math Users
Not suitable for users who only need basic arithmetic functions, as it may be overly complex for their needs.
Product Description
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Customer Questions & Answers
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Question:
What subjects is the Casio fx-991CW ClassWiz suitable for?
Answer: It is suitable for calculus, statistics, engineering, and various complex mathematical calculations. -
Question:
Does it have a warranty?
Answer: Yes, the Casio fx-991CW ClassWiz usually comes with a manufacturer's warranty; please check the specifics at the point of purchase. -
Question:
Is the calculator user-friendly for beginners?
Answer: Yes, the intuitive design and backlit display make it easy to use, even for those new to scientific calculators.
casio Editorial Review
The Casio Fx-991CW ClassWiz Scientific Calculator boasts over 540 functions, making it a powerful tool for students and professionals alike. Its handheld size and regular key size ensure comfortable usage, whether you're solving complex mathematics or scientific equations. The calculator is designed in China and weighs just 1 lb, making it easy to carry around to class or work. With its advanced features and user-friendly interface, it’s an ideal choice for anyone needing a reliable scientific calculator.
Customer Reviews & Ratings
3 customers ratings
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Pros
- Over 540 mathematical functions available
- Compact and portable design
- User-friendly interface enhances usability
- Regular key size for comfortable typing
- Ideal for students and professionals
Cons
- Might be overwhelming for beginners with so many functions
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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23 July 2026 · via Trustpilot
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GMD 2862
Order now and get it around Friday, September 25
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:
Only 1 item left in stock.
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Features & Benefits
- Advanced features for complex calculations, including calculus and statistics.
- User-friendly design with an intuitive backlit LCD for low-light use.
- Lightweight at 3.2 ounces for easy portability.
- Dual power source (battery and solar) for reliable performance.
- Programmable functionality increases efficiency during exams or projects.
- Eco-friendly design ensures sustainable use.
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