Casio MJ-12VCb-RG 300 Steps Check & Correct Colourful Desktop Calculator (Orange

Colourful Check and Correct Desktop Calculator (Available in multiple Colours)
12 Digits, 2-way Powered (Solar + Battery) Calculator
300 Steps Check & Correct function with Auto Review feature
Indian Comma Marker for easy reading of numbers in Lakh & Crore. Can be set to show numbers in Million & Billion also.
Regular keys like Square Root, % and Memory
Operation symbol on display (+, -. x, ÷) indicates the status of operation you are currently performing
Key operations are stored in a buffer, so nothing is lost even during high-speed input.