Desktop calculator Donau TECH K-DT4129-38 — 12-digit display, metal housing, 210×154×34 mm, silver

The Donau TECH K-DT4129-38 desktop calculator combines a 12-digit LCD display with a metal housing in silver and a compact footprint of 210×154×34 mm. Designed for office and bookkeeping environments, it offers clear numeric readout and a durable construction that fits on desktops, in accounting workspaces, or at cashier stations. The layout supports basic arithmetic operations and simple financial calculations needed in daily administrative tasks.

Advantages

The metal housing provides increased durability and a stable base for frequent use, while the 12-digit display shows large, legible numbers for multi-digit calculations. Its size balances visibility and desktop space efficiency, and the straightforward key layout reduces input errors. The silver finish complements professional office settings and is easy to clean and maintain.

Suitable for

• Daily arithmetic and bookkeeping entries
• Basic financial calculations and budgeting tasks
• Office desks, accounting workstations and reception counters
• Small businesses and home offices that require a robust, easy-to-read calculator

Key specifications

• Display: 12-digit LCD with clear numeric readout
• Housing material: metal for improved durability
• Finish: silver
• Dimensions: 210 × 154 × 34 mm (length × width × height)
• Functionality: basic arithmetic operations suitable for accounting and administrative use
• Keyboard layout: full-size keys for numeric input and common functions

How to use

Place the calculator on a flat, stable surface and position it so the display is easily visible. Use the numeric keys and operation keys to enter figures and perform addition, subtraction, multiplication and division. For routine bookkeeping, enter transaction values and confirm results with the equals key. Switch the device on according to the manufacturer’s instructions and power it down when not in use to extend its service life. Clean the metal housing with a soft, dry or slightly damp cloth; avoid abrasive cleaners.

Usage recommendations

For reliable daily performance, keep the calculator on a stable desktop and protect it from prolonged exposure to moisture or direct sunlight. When transporting, place it in a protective sleeve to prevent dents to the metal housing and preserve the legibility of the display.