# Desktop calculator Eleven CT555N — solar-powered compact black design, basic arithmetic functions

**URL:** https://aio.lv/en/product--eleven-kalct555n-eleven--11330563
**Data updated:** 2026-02-14 19:42 (EET)
**Category:** Calculators
**Manufacturer:** Eleven
**Manufacturer code:** KALCT555N ELEVEN
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Eleven CT555N is a compact desktop calculator with solar power and a black casing. Designed for everyday office and home use, it performs basic arithmetic operations and offers a simple, space-saving layout for quick calculations. Its lightweight, durable design is suitable for invoices, budgets, school tasks and general number work.

## Long description

Eleven CT555N is a compact desktop calculator in a black casing, powered by a solar cell. Designed for everyday office and home use, it performs basic arithmetic operations and offers a simple layout that saves desk space and speeds up routine calculations. Its lightweight, durable housing makes it suitable for invoices, budgets, school tasks and general number work where a straightforward, battery-free calculator is preferred.
Advantages
The solar-powered design eliminates the need for frequent battery replacement, providing long-term, maintenance-free operation in well-lit environments. The compact footprint and straightforward keypad enable quick entry and clear results for basic arithmetic, while the durable black casing offers a neutral appearance that fits typical office and home settings.
Suitable for
Everyday office calculations such as totals and simple accounting
Home budget planning and expense tracking
School assignments and basic math practice
Point-of-sale or checkout tasks requiring simple arithmetic
Key specifications
Power source: solar cell (no batteries required under sufficient light)
Form factor: compact desktop calculator
Color: black casing
Function set: basic arithmetic operations (addition, subtraction, multiplication, division)
Input: physical keypad for numeric entry and operation keys
How to use
Place the calculator on a flat, well-lit surface so the solar cell receives adequate light. Enter numbers and arithmetic operators using the keypad; results appear immediately on the display. For consistent performance, avoid obstructing the solar cell and keep the display and keys free of dust. The device is ready for immediate use without the need to install batteries when ambient light is sufficient.
Usage recommendations
For reliable operation, use the calculator in areas with good natural or artificial lighting. Store the unit in a dry environment and keep the solar cell exposed to light during use. If prolonged use in low-light conditions is necessary, consider occasional use of external light sources to maintain consistent performance.

## FAQ

### 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 Eleven 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 Eleven 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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