# Desktop calculator Donau Tech Office K-DT5101-01 — 10-digit display, 137×101×30 mm, black

**URL:** https://aio.lv/en/product--donau-k-dt5101-01--11799868
**Data updated:** 2026-03-09 07:36 (EET)
**Category:** Calculators
**Manufacturer:** Donau
**Manufacturer code:** K-DT5101-01
**EAN:** 5901503622841
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 11.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 9.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--donau-k-dt5101-01--11799868

## 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-DT5101-01 is a compact office calculator with a 10-digit display and dimensions 137×101×30 mm. Designed for everyday arithmetic, accounting and billing tasks, it offers basic functions for addition, subtraction, multiplication and division. Its small footprint and clear display make it suitable for office desks, cashiers and home use.

## Long description

Donau Tech Office K-DT5101-01 is a compact desktop calculator designed for basic arithmetic tasks in office and home environments. The unit features a 10-digit LCD display and a slim footprint of 137×101×30 mm, providing clear numeric readout and convenient placement on worktops, reception desks or cashier counters. The device supports standard operations needed for everyday accounting, billing and simple bookkeeping.
Advantages
The calculator offers a clear 10-digit display that accommodates larger numbers and improves readability. Its compact dimensions and lightweight construction make it easy to position on limited-desk space without obstructing other work tools. Keys are arranged for straightforward input of addition, subtraction, multiplication and division, and the simple function set reduces the learning curve for occasional and regular users alike.
Suitable for
 Everyday arithmetic and quick calculations at the office or home
 Basic accounting, billing and invoicing checks
 Cashier counters and retail points requiring a small desktop calculator
 Students needing a simple calculator for numerical exercises
Key specifications
 Display: 10-digit LCD
 Dimensions: 137 × 101 × 30 mm
 Color: black
 Functions: addition, subtraction, multiplication, division
 Form factor: desktop calculator with dedicated numeric keypad
How to use
Place the calculator on a stable, flat surface and ensure the display is visible from your normal working position. Turn the unit on according to the manufacturer’s control (if applicable) and use the numeric keypad and function keys to perform calculations. Enter numbers and select operations in the standard sequence: input the first number, press the operation key, input the second number and press equals to view the result. Use the clear or all-clear key to reset the current entry or entire calculation.
Usage recommendations
For consistent readability, position the calculator so ambient light does not produce glare on the LCD. Keep the device on a clean surface and avoid exposure to liquids. When transporting, protect the keypad and display from impacts. Use the calculator for routine arithmetic and verification tasks rather than advanced financial functions or scientific calculations.

## FAQ

### How much does the Donau Tech Office K-DT5101-01 desktop calculator cost, and is it available for purchase?

The price is 11.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 576 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/11799868/67201262_large.webp