Casio Practical Calculators Desktop Type DS-3B

Another step towards the ideal appearance

New models of HEAVY DUTY calculators that deliver outstanding durability and the ultimate in usability are now available. The square ingot body exudes a powerful presence and the chic metallic colours impart a sense of sophistication and high quality perfectly suited to state-of-the-art CASIO calculators.

Durable Anti-fade keys

Keys are produced by injecting plastic of two different colours. Key markings are plastic, which means they do not wear or fade with use.

Key Layout and Key Cap Shape

Keys are ergonomically shaped and configured to match natural finger movements.

Solar & Battery

Solar powered when light is sufficient, battery powered when light is insufficient.

Non-slip Structure

Large rubber feet on the bottom of the calculator keep it from slipping during operation.

Function Command Signs

A symbol (+,−,×,÷) on the display indicates the status of the operation you are currently performing.

Silent Touch Keys

Keys are specially designed for silent operation when compared to previous CASIO calculators to help maintain a more pleasant working environment.

Three-Key Rollover

Key operations are stored in a buffer, so that nothing is lost even during high-speed input.