Wahl Fever Alert Forehead Thermometers | Demonstration of Color Change

Watch as the color change happens! The Wahl Fever Alert Forehead Thermometer is a liquid crystal forehead thermometer for fever testing. These thermometers are FDA Class II Medical Devices; Class I Medical Devices in accordance with EU 2017/745. Fever Alert forehead thermometers are backed with medical grade adhesive and appropriate for children and adults. Simply hold the thermometer to your dry forehead with two fingers for 15 seconds. When the color change is complete, the thermometer's continuous display reveals the results to determine if the individual has a fever. Read at a safe social distance.