COLORED DISPLAY AND AUDIBLE TONE makes it easy to identify safe temperatures. Green indicates normal, orange indicates a slight fever, and red with an audible tone indicates a high fever. The audible tone setting can be turned off if desiredMULTIFUNCTIONAL DESIGN for use by healthcare professionals or consumers. It's perfect for any doctor's office, clinic, hospital, school, workplace, and household. It's equipped with three modes: Body, Room, and Surface TemperatureNON-CONTACT SENSOR allows for safe, non-invasive body temperature readings at least 2 inches from forehead. Easy to use with adults and children. New 2020 generation sensor is designed with an advanced algorithm that provides faster, more accurate results32 SETS OF DATA STORAGE allows you to save and keep track of your temperatures with the click of a button. Includes enough storage room to easily record and track changes in family members temperature as well. Includes 1 Thermometer and 2 AA Batteries, Limited 18 month manufacturer warrantyINSTANT ACCURATE READINGS in Fahrenheit or Celsius display on the large, easy-to-read back lit LCD screen within .5 seconds. The infrared sensor and fast microprocessor can detect thermal heat on bodies and surfaces. Only use in an ambient temperature range between 50 degrees F and 104 degrees F