Introducing our Thermometer/Hygrometer with a unique single external probe, perfect for monitoring temperature and humidity in reptile and amphibian habitats and beyond. Featuring large, easy-to-read 0.75" tall LCD numerals, it displays both temperature and relative humidity with resettable MIN/MAX functions for both metrics. Switch effortlessly between Fahrenheit and Celsius with F° or C° operation. The 48" remote probe wire combines temperature and humidity readings in one, eliminating the need for multiple probes.