[elecena] Greisinger 478450 GMH 3351 Hygrometer 0-100 RH Data Logging Multi-Input - zmiany ceny Greisinger HexArmorGMH 3351 hygrometer, which measures relative humidity from 0% to 100%. It features a data logging function, making it ideal for monitoring indoor air conditions and building moisture. This device helps in mould detection and alerts, ensuring optimal air quality in various environments. Greisinger 478450 GMH 3351 Hygrometer 0-100 RH Data Logging Multi-Input - 205.32 GBP https://elecena.pl/product/29784334/greisinger-478450-gmh-3351-hygrometer-0-100-rh-data-logging-multi-input 2026-02-08 Greisinger 478450 GMH 3351 Hygrometer 0-100 RH Data Logging Multi-Input - 221.88 GBP https://elecena.pl/product/29784334/greisinger-478450-gmh-3351-hygrometer-0-100-rh-data-logging-multi-input 2026-09-05