This wide format Casio desktop calculator is reliable and durable. It has a large 12-digit display and 3-key memory. It includes functions like tax calculation, Euro currency conversion and advanced percentage calculation. Wide format desktop calculator with large 12-digit display 3-key memory Advanced percentage calculation including mark-up Tax calculation Euro currency conversion Rounding option Selectable decimal place function Grand total memory Square root calculation Algebraic sign change Double zero key Solar or battery powered