# Desktop calculator Donau TECH OFFICE K-DT5081-01, 8-digit display, 137×101×30 mm, black

**URL:** https://aio.lv/en/product--donau-k-dt5081-01--11230112
**Data updated:** 2026-03-07 19:52 (EET)
**Category:** Calculators
**Manufacturer:** Donau
**Manufacturer code:** K-DT5081-01
**EAN:** 5901503622810
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 9.99 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 8.26 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--donau-k-dt5081-01--11230112

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Donau TECH OFFICE desktop calculator K-DT5081-01 features an 8-digit display and compact dimensions of 137×101×30 mm in black. Designed for basic arithmetic tasks in office and home environments, it supports standard functions for addition, subtraction, multiplication and division. Portable and space-saving, suitable for everyday bookkeeping, invoicing and quick calculations.

## Long description

The Donau TECH OFFICE desktop calculator K-DT5081-01 is a compact, black calculator with an 8-digit LCD display and dimensions of 137×101×30 mm. It is built for simple, reliable arithmetic operations in office and home settings, providing the essential functions needed for everyday bookkeeping, invoicing and quick calculations. The calculator’s size and design make it easy to place on a desk or carry between workspaces.
Advantages
This calculator offers clear numeric visibility with an 8-digit display and straightforward operation for addition, subtraction, multiplication and division. Its compact footprint conserves desk space while maintaining key functionality for routine financial tasks. The unit’s tactile keys and compact casing provide practical portability and long-term usability for daily calculation needs.
Suitable for
Everyday bookkeeping and accounting basics
Creating and checking invoices
Quick arithmetic checks at a retail or office desk
Home budgeting and personal finance calculations
Key specifications
Display: 8-digit LCD
Dimensions: 137 × 101 × 30 mm
Colour: black
Functions: addition, subtraction, multiplication, division
Form factor: desktop unit
How to use
Place the calculator on a flat surface and ensure the display is visible. Use the numeric and function keys to enter figures and perform arithmetic operations: press the appropriate operation key after entering the first value, then enter the second value and press the equals key to get a result. For chained calculations, continue entering numbers and operations as required. Clear the current entry or reset the calculator using the dedicated clear key before starting a new calculation.
Usage recommendations
Keep the calculator on a stable, dry surface away from direct sunlight and moisture. Replace batteries according to the manufacturer’s guidance and avoid exposing the unit to strong impacts or liquids to maintain display clarity and key responsiveness.

## FAQ

### How much does the Donau TECH OFFICE K-DT5081-01 desktop calculator cost, and is it available for purchase?

The price is 9.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3148 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 15.07.2026 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/11230112/62118038_large.webp