This synthetic hygrometer with an integrated bimetallic thermometer is perfect to allow you to take the measurement of the ambient temperature.

The synthetic hair fibers contained in this hygrometer are specially treated to be temperature insensitive (temperature range of -35 to +65°C) and to react quickly to humidity changes.

The human hair contained in this hygrometer is specially treated to be insensitive to temperature (temperature range of -35 to +65°C) and to react quickly to changes in humidity.