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Casio HL-809

The Casio HL-809 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 20 keys, and an LCD (liquid crystal) display. The power source is 2xAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions5
Keys20
Precision8
LogicAlgebraic
Display typeLCD
Length116mm
Width72mm
Thickness19mm
Weight105g
Power Consumption0.000290W
Power Source2xAA
Year introduced1985

Replacements:

If you have a Casio HL-809 that is no longer working, you can first try replacing the 2xAA 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 Casio