-50 - 550C Digital Pyrometer Infrared Thermometer GM550 Industrial Thermal GunThis digital infrared thermometer can safely and accurately measure extreme temperatures in a wide variety of environments. Note: This item is an industrial thermometer, it is suitable for the surface of objects, but please do not use it on human body functions: Easy one-handed operation LCD backlit on/off switch low battery LED indicator back lighting system C/F conversion temperature unit automatic shut-off arter 7 seconds inactivity display hold function Scan Detailed Specifications: Power Supply: 2X AAA Batteries (Not Included) Color: Blue/Orange Measuring Range: -50C to 550C (-58F to 1022F) Accuracy: -50C to 0C ( 3C), 0C to 100C ( 1.5C), 100C to 550C ( 1.5%) Repeatability: 1C or 1% Readout Resolution: 0.1C or 0.1F Response Time: 500mSec, 95% response emissivity: 0.95 of the given distance to the point of ration: 12: 1 spectral response: 8 - 14mu; m Storage Temperature: -20C to 60C (-4F to 140F) Operating Temperature: 0C to 40C (32F to 104F) Operating Humidity: 10-95% RH non-condensing, up to 30C (86F) Package Included: 1 x Digital Infrared Thermometer