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Radio Shack EC-222 Micro-Mini (EC-222)

The Radio Shack EC-222 Micro-Mini is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 22 keys, and an LCD (liquid crystal) display. The power source is 2x1.5V mercury cell.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions5
Keys22
Precision8
LogicAlgebraic
Display typeLCD
Length70mm
Width33mm
Thickness6mm
Power Source2x1.5V mercury cell
Year introduced1976
Year discontinued1978

Replacements:

If you have a Radio Shack EC-222 Micro-Mini that is no longer working, you can first try replacing the 2x1.5V mercury cell batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent. We suggest the following current models as possible replacements:

See other calculators by Radio Shack