Desktop basic calculator Casio DX-12B — 12-digit, single-line display, battery/solar, tax and profit functions, black

Casio DX-12B desktop basic calculator provides a straightforward 12-digit single-line display and a compact black housing suitable for desktop placement. Designed for everyday arithmetic tasks, it offers dedicated tax and profit calculation functions and operates on a dual power source (battery and solar) to ensure continuous use in varied lighting conditions. The single-line LCD and tactile keys make routine calculations clear and accessible for retail, accounting and office environments.

Advantages

The Casio DX-12B combines a clear 12-digit LCD with both battery and solar power, reducing interruptions and extending usable life. Built-in tax and profit functions simplify common business computations without requiring manual formula entry. Its compact black design fits easily on a desk, saving space while keeping frequently used numeric functions at hand. The straightforward interface focuses on core features to support efficient daily calculation workflows.

Suitable for

• Retail price and tax calculations at point of sale
• Accounting entries and quick office arithmetic
• Small business profit margin and markup checks
• General desktop use for teachers, students and administrators

Key specifications

• Display: 12-digit single-line LCD
• Power: dual power source — battery and solar
• Functions: tax calculation and profit calculation
• Form factor: compact desktop design with black housing

How to use

Place the Casio DX-12B on a flat surface where the solar panel receives ambient light to supplement battery power. Use the numeric keypad and function keys to enter figures; press the tax function keys to apply stored tax rates for quick VAT or sales tax calculations, and use the profit calculation key sequence to determine margin or markup based on cost and selling price. Standard arithmetic operations follow conventional calculator key order; results appear on the single-line 12-digit display. Replace the battery according to the manufacturer’s guidance when the display dims under adequate lighting.

Usage recommendations

For reliable operation, keep the solar panel unobstructed and store the calculator in moderate temperatures. Use the tax and profit functions with verified rates and inputs for accurate business calculations, and perform periodic checks of results against accounting records.