Dual Laser Infrared Thermometer Sanfix Model IT 550 Dual Laser Infrared Thermometer Sanfix Model IT 550 IT 550 Measure Range : - 60 Â ° C Â – 550 Â ° C Operating Range : 0 Â – 50 Â ° C Accuracy : Â ± 1.5 Â ° C Distance : spot : 12 : 1