Conrad-THG101-Analogue-Thermometer-Hygrometer-Comfort-Meter-Metcal-THG101-p-A-large-combined-thermometer-&-hygrometer-with-an-additional-comfort-scale-ideal-for-monitoring-the-temperature-&-relative-humidity-of-the-air-especially-in-air-conditioned-environments-The-comfort-scale-gives-a-simple-indication-of-how-comfortable-you-would-feel-being-in-that-environment-p-THG101-Analogue-Thermometer-Hygrometer-Comfpr-Meter