General Information       

150 steps check Displays up to 150 previous calculation steps. Localized number display Displays numbers in four digit separator formats (Type A, Type B, Type C 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.