Infrared thermometer. Accurate reads in 1 second with no contact with person. Convenient and hygienic operation. Three Color Back-lit LCD display. Features Fahrenheit or Celsius temperature. Stores last 32 readings. Audible alarm is temperature is more than 100.4 F or 38 C30 second automatic shutoff. Requires 2 AA batteries. (Not Included). Can be used to measure room, objects and liquid temperatures. Must be purchased in increments of 40. LTM OR BROKEN BOX ORDERS ARE SUBJECT TO 10% SURCHARGE