# Radio Shack EC-4008 (LCD Scientific Calculator)

The Radio Shack EC-4008 is a scientific calculator with 8 digits precision and algebraic logic. It has 25 functions, 40 keys, and an LCD (liquid crystal) display. The power source is 2x1.5V mercury cell.

## Facts at a glance:

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

Type | Scientific |

Functions | 25 |

Keys | 40 |

Precision | 8 |

Logic | Algebraic |

Display type | LCD |

Length | 109mm |

Width | 62mm |

Thickness | 8mm |

Power Source | 2x1.5V mercury cell |

Year introduced | 1991 |

## Replacements:

If you have a Radio Shack EC-4008 that is no longer working, you can first try replacing the 2x1.5V mercury 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: