Monitor temperature, humidity, heat index (feels like temperature), and dew point with AVTECH`s Digital Temperature & Humidity Sensor. Help protect your facility and employees against heat related illness, mold, high temperature and so much more. This sensor provides real-time temperature values from -40 to 185 degrees Fahrenheit and/or -40 to 85 degrees Celsius when used with any Room Alert environment monitoring device. Temperature accuracy is within + / - 2 C degrees. The humidity range is from 5% to 95% relative humidity (RH) non-condensing. Humidity accuracy is within +/- 4.5% RH at 5 to 59% RH and within +/- 6.5% RH at 60 to 95% RH.