Professional Forehead Themometer?KKmier non-contact forehead thermometer complies with CE and RoHS certification standards. It intended for the intermittent measurement of human body temperature in people of all ages, and is widely used in school, hospitals or for family use. Packing included: 1 * infrared forehead thermometer; 1 * user manual; 2 * AAA batteries. Reading Memory & Auto Power-off?The forehead digitall thermometer have a storage of last 99 measurements, make it easy to track the temperature change. After measurement, if the thermometer is idle for 15 seconds, it will display"OFF" and gives a "beep" and shut off automatically to save power. Fever Alarm, ?/°F Conversion? The forehead temperature gun come with 3 backlight colors on the LCD display for differente human body temperature level(green, yellow, red). Green for normal (34.0?-37.4?/93.2?-99.4?), Yellow for low fever (37.5?-37.9?/99.5?-100.3?), Red for high fever(38?-43?/100.4?-109.4 ?). °C and °F measurement reading scale can be selected freely pressing the ”?/F” button. Non-contact Quick Measurement?The infrared digital thermometer measure temperature of body in the way non-contact physically, keeping distance at 3-5cm from thermometer probe to the middle of forehead. You can get the measurement reading only within 2 seconds. Also can measure the food temperature, room temperature, baby bottles. 2 in 1 Digital Thermometer?Adopting IR Sensor plus special calculation and calibration, this forehead thermometer is able to take accurate temperature of human body (Measurement range: 32.0~43.0°C / 86~ 109.4°F) and surface mode (Measuring range: 0~100°C /32.0~212.0 °F), one button to switch the body measurement mode and surface mode.