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Casio JF100MS Desktop Calculator JF100MSSIH$9.99
Ideal for traveling professionals Extra-large display shows up to 10 digits and 1 line. Features tax calculations, including cost, sell and margin functions, plus a grand total key. Medium keys allow simple operation.
Calculator can be solar powered or powered via the LR44H battery. Calculator automatically shuts off when not in use to help conserve power.