Testo 174H humidity/temp logger-w/ factory cal cert

Compact, accurate, reliable: the testo 174H mini data logger measures and logs the air temperature and relative humidity in storage rooms and offices 24/7/365. Memory for up to 16 000 temperature and humidity measurements Longlife humidity sensor for reliable and accurate measurements Easy data transfer via USB cable, practical data analysis and logging on PC Free software download (ComSoft Basic)