Non-contact and fast measurement: Forehead thermometer can measure temperature in 1 second without physical contact. The infrared thermometer features a one-button measurement design for quick and convenient use.3 in 1 Mode: The forehead thermometer offers three modes: ear, forehead, and object. In addition to measuring body temperature, it can also measure ambient temperature, water temperature, or surface temperature. This multi-functional thermometer meets various needs.Audible and visual fever alert: The infrared thermometer includes an audible alarm that activates when the temperature is outside the normal range. It features a four-color backlit display that makes readings easy to see in any lighting condition. The screen changes color based on the measured temperature range.Accurate and reliable: Advanced technology enables accurate readings with a simple switch between adult and child mode. Temperature can be displayed in either Celsius or Fahrenheit according to user preference.Memory function and auto power-off: The thermometer can store up to 40 temperature readings, helping track health over time. It automatically powers off after 10 seconds of inactivity to conserve battery life.