Eti raytemp 2 infrared thermometer eti 228 020 p this infrared thermometer from eti is suitable for use in a wide range of catering and industrial applications just aim the thermometer at the target and press the measure button to display the surface temperature p p the raytemp reg 2 features a 3 button keypad incorporating measure mode and max min functions pressing the mode button allows the user to select deg c deg f display the ambient temperature and the emissivity value the