# Scientific calculator Donau TECH K-DT6003-01 — 401 functions, 164×84×19 mm, black

**URL:** https://aio.lv/en/product--donau-k-dt6003-01--11195953
**Data updated:** 2026-03-11 12:01 (EET)
**Category:** Calculators
**Manufacturer:** Donau
**Manufacturer code:** K-DT6003-01
**EAN:** 5901498125723
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 15.49 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 12.80 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--donau-k-dt6003-01--11195953

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Donau TECH scientific calculator K-DT6003-01 offers 401 functions in a compact body (164×84×19 mm). The device supports standard scientific operations, trigonometric and logarithmic calculations, statistical and algebraic functions, and is suitable for school, university and engineering use. Its portable size and clear layout make it practical for exams, homework and fieldwork.

## Long description

Donau TECH K-DT6003-01 is a scientific calculator designed to handle a wide range of mathematical tasks while remaining compact and portable. With 401 built-in functions and a clear key layout, the device supports standard arithmetic, advanced scientific operations, trigonometric and logarithmic calculations, statistical analyses and algebraic manipulations. The calculator’s dimensions (164×84×19 mm) and durable black casing make it suitable for classroom, laboratory and field use where space and reliability matter.
Advantages
The calculator combines a high number of functions with a compact form factor, offering practical functionality without occupying much space. Its organization of keys and function labels is intended to reduce input errors and speed up calculations. Battery-efficient design and a protective cover contribute to longevity and portability, making the device convenient for repeated daily use.
Suitable for
School mathematics classes and homework
University courses in engineering, physics and mathematics
Statistical data analysis and simple econometric tasks
Field measurements and on-site calculations
Exam preparation and practice
Key specifications
Number of functions: 401
Form factor: handheld scientific calculator
Dimensions: 164 × 84 × 19 mm
Color: black
Supported operations: arithmetic, trigonometric, logarithmic, statistical, algebraic
Display type: multi-line numeric display (standard for scientific calculators)
Power supply: battery powered
How to use
Turn on the calculator using the power key and verify the display is clear before beginning. Enter expressions using the numeric and operation keys; use function and shift keys for secondary operations. For trigonometric and logarithmic calculations, set the correct angle mode (degrees or radians) as required. Use the memory and statistical keys to store values and compute statistical measures. Refer to the printed key labels for accessing the full range of built-in functions. After use, switch the calculator off and close the protective cover to prevent key wear.
Usage recommendations
For consistent exam-style operation, practice common function sequences and check angle units before performing trigonometric calculations. Replace batteries promptly when display dimming or incorrect entries occur. Keep the device in its cover during transport to avoid dirt and mechanical damage.

## FAQ

### How much does the Scientific calculator Donau TECH K-DT6003-01 cost, and is it available for purchase?

The price is 15.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 16.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Donau products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Donau service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11195953/61977482_large.webp