📐 Elevate your calculations—where precision meets professional edge.
The Casio fx-991CW is a solar-powered advanced scientific calculator featuring a high-resolution 4-tone natural textbook display, over 540 functions including numeric calculus and matrix solving, persistent memory for up to 9 variables, and QR code connectivity for graphing on ClassPad.net. Designed for engineering, science, and exam use, it combines durability with cutting-edge tech to boost accuracy and efficiency.
| ASIN | B0BSJ33C4R |
| Best Sellers Rank | #85,359 in Office Products ( See Top 100 in Office Products ) #95 in Scientific Calculators |
| Brand | Casio |
| Calculator Type | Engineering/Scientific |
| Color | Black |
| Customer Reviews | 4.7 4.7 out of 5 stars (2,198) |
| Display Type | LCD |
| Enclosure Material | Plastic |
| Item Dimensions L x W | 6.3"L x 3"W |
| Item Type Name | Casio Advanced Scientific Calculator |
| Item Weight | 3.35 ounces |
| Manufacturer | Casio |
| Mfr Part Number | FX-991EX |
| Model Name | FX-991CW |
| Model Number | FX-991CW |
| Number of Batteries | 1 LR44 batteries required. (included) |
| Number of Items | 1 |
| Power Source | Solar Powered |
| Screen Size | 2.25 inches |
| UPC | 889232615011 |
| Unit Count | 1 Count |
| Warranty Description | 1 year limited manufacturer |
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