DONAU TECH/K-DT4124-01 Desktop Calculator 12-Digit Root Function 125 x 100 x 27 mm Black Calculator with 12-Digit Display Dual Power Solar Battery Operated Compact Design
6,41 €
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Price: €6.41
(as of Dec 26, 2025 11:29:18 UTC – Details)
From the manufacturer
DONAU TECH
calculator, desk calculator, scientific calculator
TABLE CALCULATOR
With the Donau Tech brand, you will receive premium products, the tradition with modern design and high quality. The range includes over 20 different models, from simple multi-function calculators to highly technical scientific computers. They are designed for maximum ergonomics and are an indispensable tool for working in the office or learning.
This is the most popular and easiest calculator model. The desk calculator is used for basic calculations and maths tasks.
The most common here include addition and subtraction, multiplication and division, and square root and percentage functions.
In the desktop calculators intended for businesses, you will also find functions that e.g. are very useful in the trade. This applies, for example, gain margins. These calculators are characterised by large buttons and a single-line display.
These devices are inexpensive and make office work much easier.
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Customer Reviews
4.0 out of 5 stars 85
4.8 out of 5 stars 9
4.0 out of 5 stars 3
4.5 out of 5 stars 4
Price
€8.95€8.95 €8.96€8.96 €9.50€9.50 €10.95€10.95
Number of digits on display
10 12 UK 12 UK 12 UK
Square root (√)
✓
– no data
✓
✓
Decimal place setting
– no data
✓
✓
✓
Dual memory (MII- & MII+)
– no data
✓
✓
– no data
Check and correct function
✓
– no data
– no data
– no data
Tax calculations (TAX and TAX+)
✓
– no data
– no data
– no data
Calculation of profit margins (MU)
✓
✓
✓
✓
Case Type
Plastic / acrylic Plastic / acrylic Plastic / acrylic Plastic, acrylic, metal
Dimensions (mm, length x width x height)
136 x 134 x 28 156 x 152 x 28 156 x 152 x 28 210 x 154 x 34
Weight (g)
143 cm 175 cm 177 cm 255
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Customer Reviews
4.6 out of 5 stars 17
4.4 out of 5 stars 5
5.0 out of 5 stars 3
5.0 out of 5 stars 1
4.1 out of 5 stars 9
4.0 out of 5 stars 85
Price
€6.41€6.41 €7.75€7.75 €8.00€8.00
— no data
€9.06€9.06 €8.63€8.63
Number of digits on display
12 UK 10 8 UK 12 UK 12 UK 12 UK
Square root (√)
– no data
– no data
✓
✓
✓
no data
Decimal place setting
– no data
– no data
– no data
✓
– no data
no data
Dual storage
– no data
– no data
– no data
– no data
– no data
no data
Check and correct function
– no data
– no data
– no data
✓
✓
✓
Tax calculations
– no data
– no data
– no data
✓
✓
✓
Calculation of profit margins (MU)
– no data
– no data
– no data
– no data
✓
✓
Case Type
Plastic / acrylic Plastic / acrylic plastic Plastic / acrylic Plastic / acrylic plastic
Dimensions (mm, length x width x height)
125 x 100 x 27 125 x 100 x 27 134 x 104 x 17 186 x 142 x 30 136 x 134 x 28 140 x 122 x 22
Weight (g)
98 cm 100 cm 78 cm 205 142 cm 124 cm
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Customer Reviews
3.6 out of 5 stars 6
5.0 out of 5 stars 4
4.1 out of 5 stars 5
3.8 out of 5 stars 10
Price
€9.15€9.15 €11.50€11.50 €12.00€12.00 €12.00€12.00
Number of digits on display
12 UK 12 UK 14 UK 16
square root
✓
✓
✓
✓
Decimal place setting
✓
✓
✓
✓
Dual storage
✓
✓
– no data
– no data
Check and correct function
– no data
– no data
– no data
– no data
Tax calculations
– no data
– no data
✓
– no data
Calculation of profit margins (MU)
✓
✓
✓
✓
Case Type
plastic plastic plastic plastic
Dimensions (mm, length x width x height)
199 x 153 x 31 203 x 158 x 31 199 x 153 x 31 199 x 153 x 31
Weight (g)
185 cm 220 cm 183 cm 184 cm
DONAU Tech desktop calculator, with 12-digit display with solar and battery operation, compact design, high-quality workmanship
Calculator: Large LCD display – The large buttons and convenient for note
Size: 125 x 100 x 27 mm, colour: black, packaging/box with hanging hole
Delete last entry and calculate percentages
Automatic shutdown
This applies to profit margins, for example. These calculators feature large buttons and a single-line display. These devices are inexpensive and make office work much easier
With the Donau Tech brand, you get premium products, the tradition with modern design as well as value for money with high quality
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6,41 €
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