The Infrared Digital Dual Mode Thermometer enables the quick detection of body temperature from 2 modes - Forehead & EarThe temperature readings are acquired within 1 second of the use of the deviceThe Infrared Digital Thermometer has a fever alarm function for temperature testThe IR thermometer allows you to select Adult or Child mode according to measurement needThe dual mode thermometer is capable of storing up to 20 sets of measurement readings.Product description : Jumper Digital thermometers are temperature-sensing instruments that are easily portable, have permanent probes, and is equipped with a convenient digital display. The way a digital thermometer works depends upon its type of sensor. Sensor types include resistance temperature detector (RTD), thermocouple and thermistor.