Specifications 12 digits Regular percent: Regular percentage calculations 150 steps check: Displays up to 150 previous calculation steps Solar & Battery: Solar powered when light is sufficient, battery powered when light is insufficient Function command signs: A symbol (+, -, ×, ÷) on the display indicates the status of operation you are currently performing Key rollover: Key operations are stored in a buffer, so nothing is lost even during high-speed input Extra Large display: Larger display makes more data easier to read Plastic keys: Designed and engineered for easy operation Localised number display: Displays numbers in four digit separator formats(Type A, Type B, Type C and Indian) Mark-up: All the mark-up capabilities of an adding machine for simplified cost and profit calculations Size of case / Total weight Dimensions (D × W × H) : 140×123×30.1mm Weight : 130g