# Scientific Calculator Casio FX-85DE X ClassWiz

**URL:** https://aio.lv/en/product--casio-fx-85dex--3070229
**Data updated:** 2026-02-25 19:26 (EET)
**Category:** Calculators
**Manufacturer:** CASIO
**Manufacturer code:** FX-85DEX
**EAN:** 4549526609817
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 42.99 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 35.53 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--casio-fx-85dex--3070229

## 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 | 1.99 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The Casio FX-85DE X ClassWiz is a pocket scientific calculator featuring a 12-digit display with 17 lines and 10 characters per line. It operates on both battery and solar power, ensuring reliability in various conditions. Its compact design makes it ideal for students and professionals alike, providing essential functions for complex calculations.

## Long description

The Casio FX-85DE X ClassWiz is a pocket scientific calculator designed for reliable everyday use by students and professionals. It features a high-resolution 12-digit display with 17 lines and 10 characters per line, allowing clear presentation of formulas, results and multi-line calculations. Dual power operation—battery plus solar—ensures continuous availability in classroom or field environments. The compact, lightweight housing combines portability with a straightforward button layout for efficient entry of mathematical, statistical and scientific functions.
Advantages
The high-resolution LCD reduces input errors by showing expressions and results across multiple lines, making complex calculations easier to follow. The dual power system extends operational life and increases reliability in varied lighting conditions. The calculator provides a broad set of built-in functions for algebra, trigonometry, statistics and conversions in a compact form factor. Its clear numeric and function keys support precise data entry, while the ClassWiz interface simplifies navigation of menus and settings.
Suitable for
Secondary school mathematics and science classes
University-level engineering, physics and statistics coursework
Exam preparation where scientific calculators are permitted
Field calculations and on-the-go numeric tasks
Key specifications
Display: 12 digits, multi-line (17 lines, 10 characters per line)
Power: battery with supplemental solar cell
Functions: algebraic, trigonometric, logarithmic, statistical and conversion functions
Interface: ClassWiz menu system with straightforward key layout
Form factor: compact, pocketable housing with durable keys
How to use
Turn the calculator on using the power key; the dual-power design helps maintain operation when ambient light is available. Enter expressions directly via the numeric and function keys; the multi-line display shows the expression and result, allowing review before confirming. Use the menu and mode keys to select calculation types such as statistics, complex numbers or base-n calculations. For repeated tasks, use memory registers and recall functions to store and reuse values. Consult the supplied user guide for detailed walkthroughs of advanced functions and menu navigation.
Usage recommendations
Keep the calculator exposed to light when not in heavy use to prolong battery life, and store it in a protective case to prevent wear to the keys and display. For exam use, verify permitted feature sets and reset mode settings if required by testing rules.

## Specifications

| Feature | Value |
|---|---|
| Type | Scientific |
| Weight | 0.09 kg |
| Certification | CE |
| Form factor | Pocket |
| Battery type | LR44 |
| Power source | Battery/Solar |
| Height | 166 mm |
| Display resolution | 63 x 192 |
| Width | 77 mm |
| Depth | 11 mm |
| Product colour | Black |
| Digits | 12 digits |
| Digit comma separator | Yes |
| Control type | Buttons |
| Display number of lines | 17 lines |
| Auto power off | Yes |
| Manual | Yes |
| Easy-to-read display | Yes |
| Display number of characters | 10 |
| Display tilting | No |
| Cover | No |

## FAQ

### How much does the Scientific Calculator Casio FX-85DE X ClassWiz cost, and is it available for purchase?

The price is 42.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 39 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. 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

## Image

https://aio.lv/img/cache/product/3070229/64202017_large.webp