Casio micro-mini (M-800)
The Casio micro-mini is an arithmetic calculator with 8 digits precision and algebraic logic. It has 4 functions, 18 keys, and an LCD (liquid crystal) display. The power source is LR44 1.5V. The calculator was manufactured in Japan.
Facts at a glance:
|Power Source||LR44 1.5V|
If you have a Casio micro-mini that is no longer working, you can first try replacing the LR44 1.5V 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: