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:

Feature Value
Type: Scientific
Functions: 191
Keys: 44
Precision: 10
Logic: Algebraic
Display type: LCD
Length: 143mm
Width: 76mm
Thickness: 9mm
Weight: 75g
Power Consumption: 0.001W
Power Source: 2x1.5V cell
Year introduced: 1989
YearDiscontinued: 1989

See other calculators by Sharp