Infrared IR Thermometer Gun Non-contact / Contact Dual Mode -30&deg;C~550&deg;C w/ Laser Pointer Backlit LCD works in bright light or in total darkness Non-contact / K-type contact thermocouple measure dual mode Adjustable emissivity allows it to be calibrated to match hundreds of materials Temperature Differential Max, Min & Mean value Free K-Type Probe Wire $14, Laser pointer for greater accuracy, D:S=12:1