Nubee Temperature Gun Non-contact Infrared Thermometer MAX Display & EMS Adjustable 

• Max temperature function: it can take the highest temperature of the area tested by scanning and save the data at the bottom of the screen
• Ems adjustable function each object has its suitable emissivity, it can make test more accurate by adjust suitable emissivity for different objects
• Measures in Celsius or Fahrenheit (range: -50 to +500 /-58 Degree F to +932 Degree F), auto shut-off & low battery indicator
• Red laser pointer for precise aiming, powered by one 9-volt battery(include); take accurate temperature readings with this handheld gun