HomCom Non-Contact Digital Infrared Handheld Thermometer Gun -50 to 1150 C (-58 to -2102 F) Easy to use non-contact IR thermometer for non-contact surface temperature measurement Measure moving objects, charged objects, high-temperature objects, toxic substances and dangerous chemical objects without contact Suitable for laboratory, chemical and mechanical equipment, environmental monitoring, heating and cooling, non-destructive testing and other industrial uses Measure temperature from -50 to 1150 (-58 to 2102) with an accuracy of + or  1.5 degree Powered by one 9V battery (included)