Displays up to 300 previous calculation steps.
The Recheck function with Sound Assist allows confirmation of errors by sound when checking calculations.
If the user presses an incorrect key when performing a second calculation to check calculation results, a buzzer sounds to alert the user of the error.
Displays numbers in three digit separator formats (Standard, European, and Indian).
Larger display makes more data easier to read.Solar powered when light is sufficient, battery powered when light is insufficient.Key operations are stored in a buffer, so nothing is lost even during high-speed input.
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