Testo 174H Temperature and Humidity Mini Data Logger Hydrometer

Testo 174H Mini Data Logger allows you to monitor temperature and humidity sensitive goods including foods, archives or metal parts that are susceptible to surface rust or carry out discreet humidity checks in buildings. The mini data logger has built-in long life sensors that can measure the temperature and humidity of the surrounding environment, a memory for upto 16,000 measurements and an easy-to-read display that shows the current reading as well as any breached thresholds.