| Power Source | Solar, Battery |
|---|---|
| Brand | Casio |
| Warranty | One Year Warranty (Technical Fault) |
| Model Name | Scientific Calculator |
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Rs5,600.00
Pick up at 51/1, St. Michael's road, Colombo - 03
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Warranty 1 year 
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| Model | Casio Fx991ms Scientific Calculator |
|---|---|
| Power Source | Solar & Battery |
| Brand | Casio |
| Colour | Black |
| Number of Batteries | 1 LR44 batteries required. (included) |
| Model Name | Scientific |
| Material | Plastic |
The Casio Fx991ms Scientific Calculator has been revamped with an intuitive Natural Textbook Display, making it easy to understand. It's a Non-Programmable Scientific Calculator that boasts 417 Functions, and features a stylish design while retaining the same functions as the Casio FX-991ES Plus 1st Edition. With a 10-digit mantissa and a 2-digit exponential display, the calculator offers basic Trigonometrical and Statistics Functions, along with many other functions. The keypad is colour-coded for easy key differentiation, making it simple and easy to use. The calculator also comes with a new slide-on hard case for added protection.
The FX-991ES Plus-2nd Edition scientific calculator is an excellent choice for engineering, polytechnic, and science students seeking an ideal calculator.
The Natural Textbook Display feature of a calculator presents mathematical expressions just as they appear in a textbook, allowing for quick and easy comprehension of numerical values.
The design of the calculator includes cursor keys and function keys that are easy to press and highly visible
The hard case of the calculator is two-way attachable, allowing it to be attached and detached in either direction.
The calculator features a 2-level authenticity check that can be performed before and after purchase, with the added functionality of a QR code that can be scanned to verify its authenticity.
The calculator has 417 functions that support various mathematical operations including statistics, trigonometry, permutation and combination, logarithmic, integration, differential, simultaneous and polynomial equations, vectors, matrices, complex numbers, base-n calculations, and many others
The Casio scientific calculators are of excellent quality, with wear-resistant printing and a drop-resistant body. These calculators undergo rigorous quality tests, ensuring that only the models that offer maximum durability reach the customers.
Casio Fx991Es Plus 2nd Edition Scientific Calculator come with 1-year warranty
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Jaliya xxx (verified owner) –
Great value for the quality of the product.
Nadeeka xxx (verified owner) –
Delivery was fast and reliable.
Chamika xxx (verified owner) –
The quality of the product was exceptional, very pleased.
Jayawardana xxx (verified owner) –
Customer service was exceptional, went the extra mile to assist.
Umar xxx (verified owner) –
Highly satisfied with both the product and the service.
Lakmini xxx (verified owner) –
Delivery was swift and efficient, no delays encountered.
Rinudi xxx (verified owner) –
Smooth and efficient service, from ordering to delivery.
Sathish Kumar xxx (verified owner) –
Impressed with the durability of the product.
Sujith xxx (verified owner) –
Packaging was secure and well-organized, no damage during transit.
Asela xxx (verified owner) –
Packaging was minimalistic yet effective.
Verified owner Sonali Bhagya (verified owner) –
Fast delivery. Quality product for a reasonable price.