wellworks Non Contact Infrared ThermometerThe wellworks Non Contact Infrared Thermometer has been specifically designed for safe forehead and object modes. It conveniently works in 1 second in both Celsius and Fahrenheit and has a 10x memory recall to ensure that you can keep track of your familys health. The 3 colour backlight display will help alert users when temperatures might be outside the range of normal with the following signals: Green Display with happy face measurement is below 99.