The Testboy TV 341 is a moisture meter designed for measuring building and wood moisture levels, ranging from 0 up to 55 percent. Manufactured by Testboy, it serves as an essential tool for detecting building mould and monitoring indoor humidity. Typical applications for this device include use as a mould detector and air humidity meter in various construction and maintenance tasks. https://elecena.pl/product/28894451/testboy-62501000-tv-341-moisture-meter-0-55-range-hold-function-portable 2025-06-02 https://elecena.pl/product/28894451/testboy-62501000-tv-341-moisture-meter-0-55-range-hold-function-portable 2026-07-23