# Desktop calculator CASIO MJ-120D PLUS — basic 12-digit, battery/solar, 35 keys, tax & square root, black

**URL:** https://aio.lv/en/product--casio-mj-120d-plus--631861
**Data updated:** 2026-01-21 10:50 (EET)
**Category:** Calculators
**Manufacturer:** CASIO
**Manufacturer code:** MJ-120D PLUS
**EAN:** 4971850032755
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 12.39 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--casio-mj-120d-plus--631861

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

CASIO MJ-120D PLUS is a desktop basic calculator with a 12-digit LCD, 35-button keypad and support for battery (LR44) and solar power. It offers square root and tax calculation functions, auto power-off and an easy-to-read display. Compact and lightweight (126.5×148×28.6 mm, 140 g), it suits office, home accounting and simple daily calculations.

## Long description

The Casio MJ-120D Plus Basic Black is a desktop calculator with a 12-digit extra-large LCD, dual power (solar plus battery), and a compact design suitable for home and office use. It provides basic and advanced arithmetic functions, tax calculation, and a review/check feature that helps verify long entries. The calculator is lightweight and has practical keys including a double-zero key and a backspace for quick corrections.
Advantages
The MJ-120D Plus offers a clear, extra-large 12-digit display for easy reading, two-way power for reliable operation in varied lighting conditions, and a 300-step check function to review long calculations. Durable plastic keys with key rollover and a correct key improve input accuracy, while functions such as GT memory, percentage, square root and markup cover common accounting needs.
Suitable for
 Everyday arithmetic and bookkeeping tasks
 Tax calculations for small businesses and retail
 Office desks, home workspaces, and study tables
Key specifications
 Display: 12-digit extra-large LCD
 Power: Two-way (solar + 1x LR44 battery)
 Dimensions (H x W x L): 28.6 x 126.5 x 148 mm
 Weight: approx. 140 g
 Check capacity: 300 steps with review and auto-review
 Memory: 3-key memory and GT memory
 Keys: Plastic keys, double-zero key, backspace, correct key, key rollover
 Functions: Tax calculation, percentage, square root, markup, local digit separators
How to use
Place the calculator on a flat surface and ensure sufficient light for solar operation or install a LR44 battery to enable two-way power. Enter numbers and operations using the plastic keys; use the double-zero key for quick large-value input and the backspace or correct key to amend entries. Use the tax function to apply preset tax rates and the GT memory to accumulate totals. Use the review and recheck functions to step through up to 300 calculation entries for verification.
Usage recommendations
For reliable long-term use, avoid exposing the calculator to excessive heat or moisture and replace the LR44 battery when display dimming occurs. Use the review and auto-review functions regularly to verify multi-step calculations before recording final totals.

## Specifications

| Feature | Value |
|---|---|
| Type | Basic |
| Weight | 0.14 kg |
| Form factor | Desktop |
| Battery type | LR44 |
| Number of batteries supported | 1 |
| Power source | Battery/Solar |
| Height | 28.6 mm |
| Width | 126.5 mm |
| Depth | 148 mm |
| Backlight display | No |
| Product colour | Black |
| Digits | 12 digits |
| Battery life | 3 year(s) |
| Control type | Buttons |
| Auto power off | Yes |
| Second display | No |
| Easy-to-read display | Yes |
| Housing material | Plastic |
| Display tilting | No |
| Display type | LCD |
| Keys quantity | 35 keys |
| Tax calculation | Yes |
| Symbolic notation | Square root |
| Cover | No |

## FAQ

### How much does the CASIO MJ-120D PLUS desktop calculator cost, and is it available for purchase?

The price is 14.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 84 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 22.06.2026 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 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 CASIO MJ-120D PLUS desktop calculator?

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/631861/53516077_large.webp