4 in 1 Forehead and Ear Thermometer This non-contact thermometer allows you to measure forehead, ear, object, and room temperature. Suitable for both professional and home use. Fever Warning & 4 Backlight Colors The infrared thermometer features a fever alert system. When the temperature is between 37.6C and 38.0C, an orange light indicates a potential low fever. A red light appears for temperatures between 38.1C and 42.9C, indicating a possible high fever. The display shows white light upon startup and green light for normal temperatures between 32C and 37.5C. User-Friendly Design Switch easily between forehead and ear modes. Choose mute or unmute operation. The device stores up to 40 temperature readings. Additional features include Celsius/Fahrenheit conversion and automatic shutdown after 10 seconds of inactivity. Fast and Accurate Equipped with a clinically validated three-step calibration algorithm, this thermometer delivers accurate body temperature readings in one second. Multifunctional Forehead and Ear Thermometer This medical-grade thermometer measures body temperature (forehead and ear) to help monitor family health. It can also measure the temperature of food, room environment, baby bottles, and other objects.