Accurate and Reliable Measurement Thanks to the unique probe design, advanced infrared sensor, and comprehensive calibration process, this forehead thermometer provides highly accurate and reliable temperature readings comparable to oral measurements taken with a standard digital thermometer. Multiple Readings Recording Users can store and recall the last 20 temperature readings using the memory recall function, allowing for efficient tracking of temperature trends over time. 2 AAA 1.5V batteries included. Suitable for Medical Use This infrared thermometer offers both forehead and body temperature measurement modes. It features three buttons on the front: the right button switches between Fahrenheit and Celsius; the left button toggles between body and surface temperature measurement; the center button is the measurement trigger. Fast and Non-Contact Temperature Measurement Equipped with precision sensor technology and optimized algorithm calculations, this thermometer delivers accurate body or object temperature readings in approximately 3 seconds. The non-contact design ensures a safe, hygienic, and convenient experience, ideal for use even while a child is sleeping. Ideal Functional Design This thermometer includes a fever alert indicator, an LED display, and five configurable settings. The backlit display allows for easy reading in low-light conditions. The fever indicator provides immediate visual feedback when an elevated temperature is detected.