Casio FX-991DE CW
Battery operated, Solar panelDelivered Wed, 27.5.
Only 4 pieces in stock
Only 4 pieces in stock
Free shipping starting at 50.–
Product details
With 696 functions, the FX-991DE CW calculator is the most powerful model among technical and scientific calculators. The innovative operation and menu navigation simplify the use of the calculator for students. Abbreviations and shortcuts are largely avoided. Mathematical expressions such as roots, fractions, and logarithms are presented in natural notation.
Calculator type | Scientific calculator |
Item number | 25050201 |
Manufacturer | Casio |
Category | Pocket calculators |
Manufacturer No. | FX-991DE CW |
Release date | 25.8.2023 |
Sales rank in Category Pocket calculators | 24 of 894 |
External links |
Colour | Black |
Exact colour description | Black |
Material group | Plastic |
Material | Plastic |
Calculator type | Scientific calculator |
Number of functions | 696x |
Language | German |
Number of digits | 12x |
Number of lines | 1x |
Power supply | Battery operated, Solar panel |
Battery size | A76 / LR44 / AG13 / L1154 / LR1154 / 157 |
Country of origin | China |
Manufacturer commitment | RE100, SBTi |
CO₂ emissions | 15.63 kg |
Climate contribution | CHF 0.37 |
Scope of delivery | Case, Casio FX-991DE CW Technical scientific calculator |
Length | 16.20 cm |
Width | 1.07 cm |
Height | 1.07 cm |
Weight | 150 g |
Length | 21 cm |
Width | 8.50 cm |
Height | 2.50 cm |
Weight | 154 g |
Specifications may include unverified machine translations.
30-day right of return
24 Months Warranty (Bring-in)
20 additional offers
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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.Ibico0.1 %
- 3.Canon0.2 %
- 3.Casio0.2 %
- 3.Maul0.2 %
- 6.Fiamo0.3 %
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.Canon0 days
- 1.Casio0 days
- 3.HP1 day
- 3.TI1 day
Return rate
How often is a product of this brand in the «Pocket calculators» category returned?
Source: Digitec Galaxus- 6.HP1.1 %
- 7.TI1.2 %
- 8.Sharp2 %
- 9.Casio2.8 %
- 10.Canon9 %
Source: Digitec Galaxus