CASIO FX 991 ES PLUS 2E
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CASIO FX 991 ES PLUS 2E
The CASIO FX 991 ES PLUS 2E scientific calculator is a reliable tool for students and professionals alike. It offers 417 mathematical functions, covering everything from basic operations to complex calculations like derivatives and integrals. Thanks to its natural display, expressions appear on the dot-matrix screen just as you see them in textbooks. Dual power, combining a solar panel and a battery, ensures reliable operation. A protective case is also included.
Key features of the CASIO FX 991 ES PLUS 2E scientific calculator
- Designed for secondary school and university students
- Offers 417 mathematical functions, including derivatives and integrals
- Natural display of calculations on the dot-matrix screen
- Handles calculations with fractions, logarithms and complex numbers
- Supports calculations in DEC, BIN, OCT, HEX and PEN systems
- Powered by an LR44 button cell battery
- Automatic power-off function saves battery
- Supplied with a protective case
- Dimensions 16.2×7.7×1.1cm (H×W×D)
- Weight 95g
Advanced functions and a clear display
The calculator uses a natural display for mathematical expressions, which means fractions, roots, and other symbols appear on the dot-matrix screen in the same format as in a textbook. This makes it easier to check your entered equations and reduces the risk of error. In addition to trigonometric and logarithmic functions, the calculator helps you solve systems of linear equations or perform calculations in DEC, BIN, OCT, HEX, and PEN number systems. The plastic keys are designed for comfortable operation.
Specifications
Type
Power supply
Accessories
Functions
Display
Dimensions and weight
| Code: | QS786l |
| Warranty: | 36 months |
| Links: | Producer's Website: |
| Manufacturer information |
CASIO Europe GmbH, Casio-Platz 1, 22848 Norderstedt, Germany; [email protected] FAST ČR, a.s., Česká republika, Říčany, U Sanitasu 1621, 251 01, +420 323 204 111, [email protected] Casio is a Japanese manufacturer of electronics and electronic equipment. Its history begins in 1946 in Tokyo. The company was originally a manufacturer of calculators, leading the field throughout the second half of the twentieth century. The company has expanded a lot, offering watches and audio equipment in addition to calculators. 
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