Offered Smart Infrared Thermometers provide the non-contact infrared measuring of surface temperature. Availability of an effortless selection of emission level via stocked materials list, these make highly visible pattern of the measuring spot. The measuring instruments with smart-phone operations can execute non-contact as well as app-controlled mensuration of wall temperatures. The products can also compute fuse & component temperatures in air conditioning systems. The thermometers in conjunction with a tablet or smart-phones, suffice as the consolidated IR thermometers. The measuring point of these Smart Infrared Thermometers is distinctly marked with a laser circle stacked of eight dots.