# CASIO calculator SL-310UC-LB — compact desktop calculator with basic functions, solar + battery power

**URL:** https://aio.lv/en/product--casio-sl-310uc-lb-box--11799773
**Data updated:** 2026-03-09 07:36 (EET)
**Category:** Calculators
**Manufacturer:** CASIO
**Manufacturer code:** SL-310UC-LB BOX
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 15.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 13.21 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--casio-sl-310uc-lb-box--11799773

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

CASIO SL-310UC-LB is a compact desktop calculator designed for everyday arithmetic tasks. It provides basic functions for addition, subtraction, multiplication and division, with a clear numeric display and dual power (solar plus backup battery) for reliable use. Suitable for home, office or school use when quick calculations and portable placement are needed.

## Long description

CASIO SL-310UC-LB is a compact desktop calculator designed for everyday arithmetic tasks. It provides basic functions for addition, subtraction, multiplication and division, and offers a clear numeric display with a slim footprint that fits easily on a desk or in a small workspace. Dual power operation with solar input plus a backup battery ensures continued operation under varied lighting conditions, making this calculator practical for home, office and school use.
Advantages
The SL-310UC-LB combines a compact, lightweight housing with a straightforward keyboard layout for efficient entry of numbers and simple operations. Dual power (solar with battery backup) reduces the need for frequent battery changes while maintaining reliable performance in mixed lighting. The clear numeric display and ergonomic keys support quick, accurate calculations without complex menus or advanced functions, which makes it suitable for routine arithmetic tasks.
Suitable for
Basic arithmetic at home and in the office
Student arithmetic practice and classroom use
Quick on-desk calculations in retail or small business environments
Portable use where a compact, reliable calculator is needed
Key specifications
Function set: addition, subtraction, multiplication, division
Display: clear numeric LCD display for multi-digit results
Power source: solar panel with battery backup for uninterrupted operation
Form factor: compact desktop design with slim profile
Key type: tactile numeric and function keys for straightforward input
How to use
Place the CASIO SL-310UC-LB on a flat surface with sufficient light for the solar panel to supplement the battery. Use the numeric keys to enter values and the basic operation keys (+, -, ×, ÷) to perform calculations. Press the equals key to display results and the clear key to reset the entry. When ambient light is low, the backup battery will power the display and functions automatically.
Usage recommendations
Keep the solar panel clean and avoid prolonged storage in complete darkness to preserve battery life. For routine desk use, position the calculator where it receives indirect daylight to maximize solar assistance while relying on the battery as needed.

## FAQ

### How much does the CASIO SL-310UC-LB calculator cost, and is it available for purchase?

The price is 15.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 07.07.2026 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 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

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