Infrared Thermometer ( IR Thermometer) Extech 42509

Features: Great for processes that require temperature control and monitoring Fast and accurate measurements at 12" where the two lasers converge with 12: 1 field of view Blue backlit dual LCD display changes to Red backlit when reading exceeds High or Low set points Exclusive 150 millisecond instantaneous Complete with case and 9V battery Dual Color Display — Easy visual alert when temperature exceeds user programmed MAX and MIN setpoints, the display flashes from Blue to Red. Red backlit display will continue to flash until normal temperature is reached. Specifications Laser Convergence Distance : 30.5cm ( 12" ) Range : -20 to 510° C ( -4 to 950° F) Repeatability : ± 0.5% or 1.8° F/ 1° C Basic Accuracy : ± ( 1% of rdg + 2° F/ 1° C) Max resolution : 0.1° F/ ° C Emissivity : 0.10 to 1.00 Adjustable Field of View ( Distance to Target) : 12: 1 Dimensions : 5.7x4x1.6" ( 146x104x43mm) Weight : 5.7oz ( 163g)