... usage Features: MAX/MIN/AVG/DIF readingHigh/Low Temperature alarm setupData Store/Recall Function°C/°F SelectionData ... FResponse Time:500msWavelength:8-14μmSize: 200*155*59mmIR600ST652 Infrared Thermometer for solar system, safety-inspect, fire inspect, power vehicle ... 1,112 Fahrenheit, +-(1.5%+ 1 Fahrenheit)Operating Environment: Temperature: -10~40 Centigrade (14~104 Fahrenheit), Relative Humidity: ...