The Testo 176 H2 data logger impresses with its simultaneous temperature and humidity measurement using various connectable thermocouple sensors for a wide range of applications. Additionally, the data logger features a USB and an SD card interface, making data retrieval quick and easy. Other advantages include a larger storage capacity and power supply via standard batteries. Another benefit of the Testo 176 H2 is its robust metal housing, which protects against mechanical impacts such as bumps.