A compact design for your desktop or briefcase Features a silver, metallic finish. Easy-to-read 8-digit display. Features various easy-to-use functions. Includes tax & currency exchange function, constants for +/-/x/, independent memory, mark-up/mark-down, +/-, 00 and back space key for quick correction. Battery- and solar-powered to work anywhere. Casio(R) MS-80S Desktop Calculator is one of many Display Calculators available through Office Depot. Made by Casio.