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Sharp EL-557

The Sharp EL-557 is a scientific calculator with 10 digits precision and algebraic logic. It has 191 functions, 44 keys and an LCD (liquid crystal) display. The power source is 2x1.5V cell.

Facts at a glance:

Type Scientific
Functions 191
Keys 44
Precision 10
Logic Algebraic
Display type LCD
Display size
Length 143 mm
Width 76 mm
Thickness 9 mm
Weight 75 g
Power Source 2x1.5V cell
Original price unknown
Est. current value unknown
Year introduced 1989
Year discontinued 1989

See other calculators manufactured by Sharp.