Non-Contact And Fast Measurement: Idoit Forehead Thermometer Can Measure Temperature In 1 Second Without Physical Contact. The Infrared Thermometer Adopts One-Button Measurement Design, Which Is Quick And Convenient. 2 In 1 Mode: The Professional Forehead Thermometer Includes Forehead And Surface Modes. Besides Measuring Human Body Temperature, We Can Also Measure Ambient Temperature, Water Temperature Or Object. Multi-Functional Adult Thermometer Can Meet Your Different Needs. Audible And Visual Fever Warning: The Infrared Thermometer Has An Audible Alarm, You Can Set The Temperature Alarm Value. Forehead Medical Thermometer Uses Three-Color Backlight Design. In Body Mode, The Forehead Thermometer Is Able To Judge Whether A Fever Or Not By Different Backlight Color: Green(32.0-37.4), Orange(37.5-37.9), Red(38 ,0- 43.0) Professional And Accurate: The Infrared Thermometer Uses Infrared Technology To Quickly And Accurately Measure Data. You Can Switch Between Celsius/Fahrenheit Modes As Needed. The Accuracy Of The Forehead Thermometer Is 0.2C / 0.3F. Memory Function And Auto Power Off: Idoit Adult Thermometer Has Memory Function And Can Store 99 Sets Of Temperature Data(For Forehead Mode) , Which Can Help You Record Better. The Infrared Thermometer Will Automatically Turn Off After 15 Seconds Of Inactivity, Saving Energy.