Feature:Two Measuring Modes:Non-contact Digital Infrared Forehead thermometer can measure human and objects,temperature ranging from 89.6℉to 109.4℉/ 32℃to 43℃for human,32℉ to 140℉/ 0℃ to 60℃ for objectsEasy Temperature Reading:Taking your forehead temperature with this thermometer is as simple as pointing,pressing a button.can show readings in Celsius or FahrenheitVery Accurate measuring:Ideal for forehead readings and have very small error margin,It is actually more accurate than standard mercury thermometersMeasuring Quickly: Response time: ≤1s, readings on the display for 15 seconds after measuring.measuring distance is 1-3cmNon-contact Infrared Measuring: infrared technology makes this thermometer camn measure the surface temperature of objects.can't measure the internal temperature of an objectSpecification:Model:Non-contact digital infrared forehead ThermometerMeasuring range:89.6℉ to 109.4℉/ 32℃ to 43℃for human,32℉ to 140℉/ 0℃ to 60℃ for objectsMeasuring distance:1-3cmMeasuring time:1sVoltage:DC3V(not conclude battery)Product weight:100gPackage include:1*forehead thermometer