Casio MJ-120D Plus BK 300 Steps Check And Correct Desktop Calculator Black

12 Digits, 300 Steps Check and Correct Calculator for Office & Shop

Recheck function allows confirmation of errors by sound when checking calculations

On Display Indication of Active Constant (K): Easier technique for repeat Calculation for +, -, ÷, x

Ergonomic layout for easy and fast operation

Plastic keys with extra large display

Key operations are stored in a buffer