The Innovo iE100A Digital Infrared Ear Thermometer uses advanced infrared technology to obtain accurate temperature measurements. Instant results are obtained within one second. Its brightly-lit LED screen makes reading easy, even in the dark. The smart fever indicator allows quick visual identification when having a fever. You may also switch between ear mode or surface mode for different measurements. The thermometer is packed with user friendly features such as: Celcius and Farenheit readings, memory recall, object and ear mode and a sound (on and off) functionality. Innovo, your trusted choice for accuracy.