The Casio fx-720P is a programmable calculator with 12 digits precision and formula input logic. It has 55 keys, and an LCD (liquid crystal) display. The power source is 2x3V cell. The calculator was manufactured in Japan. Note: Cassette interface FA-2 available.
Facts at a glance:
|Power Source||2x3V cell|
If you have a Casio fx-720P that is no longer working, you can first try replacing the 2x3V 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 model as a replacement: