# Desktop Calculator Casio MS-20UC-BK Basic Black 12 Digits

**URL:** https://aio.lv/en/product--casio-142018--11618588
**Data updated:** 2025-12-31 08:59 (EET)
**Category:** Calculators
**Manufacturer:** CASIO
**Manufacturer code:** 142018
**EAN:** 4549526612800
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 17.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 14.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--casio-142018--11618588

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

The Casio MS-20UC-BK is a basic desktop calculator featuring a 12-digit display and one line of output. It supports tax and profit calculations, powered by battery and solar energy. The sleek black design makes it a practical choice for any office or home use.

## Long description

The Casio MS-20UC-BK Basic Black is a compact desktop calculator with a 12-digit LCD and a single-line output. It supports automatic tax and profit calculations, time calculation for hours/minutes/seconds, and two-way power supply (solar with battery backup). The calculator has a large display, plastic keys designed for easy operation, and a function indicator showing the current arithmetic operation.
Advantages
This model provides automatic tax calculation (price plus tax, price less tax, tax amount), discount and margin amount calculations, and a dedicated percent key for quick profit and ratio computations. Key rollover stores inputs in a buffer to prevent missed entries during fast typing. The two-way power system uses solar power when light is sufficient and battery (LR54) when it is not.
Suitable for
Everyday office arithmetic and bookkeeping
Retail pricing, tax and discount calculations
Quick profit margin and percentage checks
Time-based calculations (hours, minutes, seconds)
Key specifications
Model: Casio MS-20UC-BK
Display: 12 digits LCD, one-line output
Power: Solar + battery (LR54)
Functions: Tax calculation, profit/margin percent, time calculation, basic arithmetic
Keys: Plastic keys with key rollover
Color: Basic Black
How to use
Turn the calculator toward a light source to enable solar operation; the battery will supply power automatically when light is insufficient. Enter numbers and use the arithmetic keys (+, -, ×, ÷) for calculations; the function symbol on the display shows the active operation. Use the tax and percent keys to perform tax-inclusive/exclusive calculations, discounts and profit margin computations. For time calculations, enter hour, minute and second values and apply the required arithmetic operations.
Usage recommendations
For reliable operation keep the solar panel unobstructed and replace the LR54 battery when display dimness or inconsistent power behavior appears. Use on a stable, flat surface to ensure accurate key presses during fast input.

## Specifications

| Feature | Value |
|---|---|
| Type | Basic |
| Weight | 0.11 kg |
| Form factor | Desktop |
| Battery type | LR54 |
| Number of batteries supported | 1 |
| Power source | Battery/Solar |
| Height | 23 mm |
| Width | 105 mm |
| Depth | 149.5 mm |
| Backlight display | No |
| Product colour | Black |
| Digits | 12 digits |
| Digit comma separator | Yes |
| Non-slip feet | Yes |
| Control type | Buttons |
| Display number of lines | 1 lines |
| Second display | No |
| Easy-to-read display | Yes |
| Housing material | Plastic |
| Display tilting | No |
| Display type | LCD |
| Storage media type | Not available |
| Keys quantity | 29 keys |
| Tax calculation | Yes |
| Profit calculation | Yes |
| Symbolic notation | Square root |
| Conversion between | Percent |
| Cover | No |

## FAQ

### How much does the Desktop Calculator Casio MS-20UC-BK cost, and is it available for purchase?

The price is 17.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 01.07.2026 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. 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 CASIO 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 CASIO 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

### Where can I download the instructions for Desktop Calculator Casio MS-20UC-BK?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11618588/66842155_large.webp