Revesun Lasergrip 1080 Non-contact Infrared Thermometer Digital Temperature Laser Gun Yellow/Black TARGET QUICKER: Measure surface temperature ranging from -58~ 1022 / -50 ~ 550, you can choose the unit from  / ; Response time: 500Ms; A built in Laser gives you the precision to hone in on the exact space you want to measure BETTER ACCURACY: The Distance to Spot Ratio is 12:1, meaning the Lasergrip 1080 can accurately measure targets at greater distances compared to most other IR Thermometers; For best accuracy, the distance between the thermometer and object of measurement should approximately be 14.17 inches (36cm) ADDED FUNCTIONS: The LCD screen is backlit, also has an Auto-Off function to extend the battery life, and features a low battery indicator so you never accidentally run out of juice (battery included) VERSATILE DESIGN: Infrared Technology makes this thermometer handy to measure the surface temperature of various objects especially temperatures above boiling points and below freezing points; Use it when you are cooking and barbequing, performing auto maintenance, doing home repairs, and a host of other tasks NOTE: The thermometer can't measure the internal temperature of an object; Temperature readings from this devices are inanimate objects, the measured temperature for humans or animals will not be correct; FDA, FCC, CE approved; Class 2 laser, optical power 0.5-0.9mW; 2-Year Warranty by Etekcity