# Casio JL-20

The Casio JL-20 is an arithmetic calculator with 10 digits precision and algebraic logic. It has 6 functions, 24 keys, and one of the early LCD (liquid crystal) displays which incorporated a yellow filter. The power source is 2x1.5V cell. The calculator was manufactured in Japan.

## Facts at a glance:

Feature | Value |
---|---|

Type | Arithmetic |

Functions | 6 |

Keys | 24 |

Precision | 10 |

Logic | Algebraic |

Display type | YLCD |

Length | 161mm |

Width | 101mm |

Thickness | 40mm |

Weight | 181g |

Power Consumption | 0.000500W |

Power Source | 2x1.5V cell |

Country | Japan |

Year introduced | 1975 |

## Replacements:

If you have a Casio JL-20 that is no longer working, you can first try replacing the 2x1.5V 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 models as possible replacements: