L313- The Dreambaby Clinical Digital Thermometer is a must have for your baby ready checklist. Prepare for any emergency or just ease your mind with an accurate reading in just 30 seconds. Accurate temperature reading. Oral reading in 30 seconds (may vary for forearm and rectal reading). Fever Alert: A quick beep will sound if a fever is detected. Flexible tip for greater comfort. Easy to read digital display. Does not contain mercury. Long-lasting battery. Celsius and Fahrenheit Temperature range: 90.0º - 109.4ºF (32.0º - 42.9ºC)