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Packed with special-purpose features.


  • 150 Steps Check
  • Localized number display
  • Compact Desk Type
  • 25.2(H) × 107(W) × 178.5(D) mm
  • 150 steps check

    Displays up to 150 previous calculation steps.

  • Localized Number Display

    Localized number display

    Displays numbers in four digit separator formats(Type A, Type B, Type C and Indian).

  • Extra Large display

    Larger display makes more data easier to read.

  • Two-way power (Solar + Battery)

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

  • Key rollover

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

  • Plastic keys

    Designed and engineered for easy operation.

  • Regular percent

    Regular percentage calculations.

  • Mark-up

    All the mark-up capabilities of an adding machine for simplified cost and profit calculations.

  • Function command signs

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



150 Steps CHECK

Review and Auto Review

The calculator stores up to 150 steps in memory, which you can scroll through using the and keys.

Review up to 150 calculation steps.

Auto Review by pressing one single button!

Go to

Jump to a particular calculation step by pressing one single button.


While reviewing a calculation, you can make changes in values and operators and re-execute to obtain a new result.

Other useful features

Grand total

Automatic totalization of the results of different calculations.

Localized Number Display

Supports local digit separator formats

Choose from four digit separator formats (A, B, C, and Indian) and choose a comma or period as the decimal point. Configure your preferred display format to prevent calculation errors and increase convenience.


Type A

Type B

Type C


One-touch switching between digit separator formats

Preselect two digit separator formats and switch between them according to the task.


To switch formats, just press the DISP key!

Type A

‹Example 1›

Type B

Type A

‹Example 2›


* The LCD examples are from DJ-240D.

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