Non-Contact Infrared Thermometer - Safely Measure Surface Temperature At A Distance From -50°C - 800°C (-58°F - 1472°F). K-Type Thermocouple Sensor With Measuring Probe Tests From 40°C - 1000°C (-40°F - 1832°F). Check Temperature Of Heater Vents, A/C Units, Engines, Mufflers, Tires, Brakes And More. Adjustable Emissivity To Accurately Measure Various Materials And Surfaces. Color Lcd Display For Easy Reading. Laser Pointer For Marking Testing Area And An Uv Light For Fluorescent Leak Detection. Automatic Data Hold. High And Low Temperature Alarm, Can Select Between °C/ °F.Auto Power Off With A Backlight For Easy Reading.