1. non-contact temperature measurement 2.Measuring Range:50-1100degree 3.Distance Spot Ratio:12:1 4.Data Hold Function Features: Response Time & Wavelengt :500ms & (8-14)umAvg/Dif Temperature MeasurementMax/Min Temperature Measurement High/Low Temperature Alarm Setup°C/°F Selection Laser Target Pointer Selection Backlight Display Selection Auto Power Shut Off Low Battery Indication Product Color ...