Infrared Thermometer, Sighting Type Circular, Secondary Measuring Method Type K Thermocouple, Emissivity Adjustability Adjustable, Distance To Spot Ratio 12:1, Alert Type Sound, Field of View Not Applicable, Minimum Emissivity Setting 0.30, Maximum Emissivity Setting 0.95, Minimum Temperature Measured Degrees F -83.2 Degrees F, Maximum Temperature Measured Degrees F 1,999 Degrees F, Minimum Operating Temperature Degrees F 32 Degrees F, Maximum Operating Temperature Degrees F 122 Degrees F