The American Red Cross Infrared Forehead Thermometer lets you take baby?s temperature in a gentle way that won?t disturb them. This no-touch method of temperature taking lets you take a sleepy baby?s temperature while they stay comfortable in the crib. The infrared technology provides an instant reading which is displayed on the large, easy-view screen. If a fever is detected, the silent red-light alert won?t startle a drowsy child. There?s even a mode for checking bath water and formula temperatures so that you can be sure they?re at the right temperature.