# Prinztronic 4

The Prinztronic 4 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 18 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 3xAAA.
**Note:** Transparent keys.

## Facts at a glance:

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

Type | Arithmetic |

Functions | 5 |

Keys | 18 |

Precision | 8 |

Logic | Algebraic |

Display type | LED |

Length | 120mm |

Width | 55mm |

Thickness | 12mm |

Weight | 66g |

Power Source | 3xAAA |

Year introduced | 1974 |

Year discontinued | 1974 |

## Replacements:

If you have a Prinztronic 4 that is no longer working, you can first try replacing the 3xAAA 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: