Casio MJ-12VCB-BU 300 Steps Check & Correct Colourful Desktop Calculator (Blue)

300 steps check <BR> Displays up to 300 previous calculation steps. Localized number display Displays numbers in three digit separator formats (Standard, European, 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. Regular percent Regular percentage calculations. Function command signs A symbol (+, -, ?, ?) on the display indicates the status of operation you are currently performing. Product Dimension:26.2(H) ? 105.5(W) ? 144(D)  Screen Size: 22.5(W) x 81.3(L) mm