The specified tightness class for data loggers is fulfilled with these probes

Choose this hygrometer probe from Testo to accurately measure the temperature and humidity in in your work environment. Its compact diameter of 4mm means it can fit easily into areas that are difficult to access. Thanks to its wide relative humidity measurement range of 0 to 100%RH, it's suitable for use in dry and damp environments. Its accuracy of +2%RH means it gives you precise results.

• Wide temperature measuring range between -20°C and +70°C for use in demanding applications
• Temperature measurement accuracy of +0.3°C for reliable readings

• Storage facilities
• Warehouses
• Safety testing

By taking regular room temperature and humidity readings, this probe can help you maintain optimal conditions for storing sensitive equipment or products.