Casio Scientific calculator Classwiz FX-991EX, 78 x 155 x 19.5 mm

Ratings
Currently out of stock
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Product details

Allowed for use during state exams. LCD VPAM display (no hassle), 192x63 pixels. 552 functions, icons. Calculators, QR code. Systems up to 4 equations. 4x4 matrices. Vectors, integration, differentiation. Probabilities. Technical symbols. Complex numbers, N basis, sum. 47 scientific constants. 40 metric conversions. Automatic parentheses (24 levels). Variable memories (9). Logarithms, exponents, degrees, and roots. Combinatorics and quotients. Decomposition into prime numbers. Random integers. Fraction (2 modes). Degrees, gradian, radian. List, 1 variable and 2 variable (regression) statistics. Standard deviation, interest. Unnatural input, output with √ and Π. Battery LR44. 3 m warranty.

Key specifications

Calculator type
Scientific calculator
Functionalities
Scientific functions
Item number
21301894

General information

Manufacturer
Casio
Category
Pocket calculators
Manufacturer no.
FX-991EX
Release date
26.6.2022

Colour

Colour
Black
Exact colour description
Black

Calculator properties

Calculator type
Scientific calculator
Functionalities
Scientific functions
Equipment
Cursor buttons

Power supply

Battery size
A76 / LR44 / AG13 / L1154 / LR1154 / 157, LR44

Voluntary climate contribution

CO₂-Emission
Climate contribution

Product dimensions

Length
16.55 cm
Width
7.70 cm
Height
1.11 cm
Weight
90 g

Package dimensions

Length
19.90 cm
Width
10 cm
Height
3.80 cm
Weight
239 g

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Pocket calculators» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 2.Ibico
    0.1 %
  • 4.Canon
    0.2 %
  • 5.Casio
    0.3 %
  • 6.TI
    0.4 %
  • 7.Sharp
    0.8 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Casio
    0 days
  • 2.HP
    1 day
  • 3.Canon
    2 days
  • 4.TI
    4 days

Return rate

How often is a product of this brand in the «Pocket calculators» category returned?

Source: Digitec Galaxus
  • 5.Canon
    1 %
  • 6.HP
    1.3 %
  • 6.TI
    1.3 %
  • 8.Casio
    2.3 %
  • 9.Sharp
    2.4 %
Source: Digitec Galaxus