Feature:1. Surface Temperature Measurement: The infrared thermometer can be used to measure the surface temperature of inanimate objects, reading up to 5 percent of the value with high accuracy within 2.0s.2. LCD Screen with Backlight: The digital temperature gun has an LCD screen with backlight to distinguish data at a glance. Maximum or hold data function, low battery indicator and 5 second auto shutdown function.3. Temperature Alarm: The pyrometer has a maximum mode and a high or low temperature warning function. When the test temperature exceeds the high or low limit setting, the indication turns red.4. Emissivity Adjustment : You can adjust the emissivity of the digital handheld pyrometer from 0.1 to 1.0 for the most accurate value depending on the material.5. Wide Application: This digital temperature gun is widely used for daily and industrial temperature measurement, such as cooking, home maintenance, HVAC problem, soap making, water temperature measurement, etc.Specification:Item Type: Infrared ThermometerMaterial: ABSBattery: 1.5V AA Battery x 1 (Shipped Without Battery)Temperature: -50 - 550 (-58 - 1022)Accuracy: 1.5 Or 1.5 percent Whichever Is HigherSide Measurement Distance: D:S Equal To 12:1 (Measurement Conditions: Vacuum Medium)Maximum Display: 3 DigitsAutomatic Shutdown: 20 SecondsSampling Rate: 0.5secBacklight: YesLow Battery Display: YesData Hold Function: YesMaximum Or Minimum Value Or Average Difference Value: YesHigh Or Low Temperature Alarm Function: Yes0 Offset Adjustment: YesUnit Sign Display: YesPower Consumption: 50mW.Package List:1 x Industrial Thermometer 1 x Instruction ManualNote:Do not use it to measure for forehead temperature, human measurements will be incorrect.