Casio HL-121
The Casio HL-121 is an arithmetic calculator with 12 digits precision and algebraic logic. It has 9 functions, 27 keys, and an LCD (liquid crystal) display. The power source is 2xAA batteries. The calculator was manufactured in Japan.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Arithmetic |
| Functions | 9 |
| Keys | 27 |
| Precision | 12 |
| Logic | Algebraic |
| Display type | LCD |
| Length | 142mm |
| Width | 76mm |
| Thickness | 19mm |
| Power Source | 2xAA batteries |
| Country | Japan |
| Year introduced | 1985 |
Replacements:
If you have a Casio HL-121 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: