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Aristo M300

The Aristo M300 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 8 functions, 24 keys, and an LCD (liquid crystal) display. The power source is 3V cell.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions8
Keys24
Precision8
LogicAlgebraic
Display typeLCD
Length93mm
Width60mm
Thickness4mm
Power Source3V cell
Year introduced1985

Replacements:

If you have an Aristo M300 that is no longer working, you can first try replacing the 3V cell battery. 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 Aristo