Casio MJ-120Da 150 Steps Check and Correct Desktop Calculator with Tax & GT Keys

Power Supply : Solar powered when light is sufficient, battery powered when light is insufficient.
Check Correct : Displays up to 150 previous calculation steps and allows you to correct if there is any wrong entry
Indian Comma Marker : Displays numbers in Indian comma marker format along with International Format
Backspace : to clear input error
Memory Key : Memory function helps you to do calculation in parts, and wants to save result of previous calculation for later use .
Mark Up : All the mark-up capabilities of an adding machine for simplified cost and profit calculations.
Key Rollver : Key operations are stored in a buffer, so nothing is lost even during high-speed input.
Go To : While checking your input, skip entry and jump directly to a specific input