1, Digital hand infrared thermometer for industry to measure high temperature 2, ... Measuring range ratio: 12:14, Emissivity (adjustable): 0.1~1.05, Responding time and responding data 500ms & ( ... 14)um6, Repeatability: ±1% or ±1°C7, Resolution: 0.1°C or 0.1°F8, Function:(1)Average and difference of temperature ... electricity showing function Hand Infrared Industrial Thermometer (Digital ,high temperature)