Thermometer designed with an advanced infrared and ambient temperature compensation technology for instantaneous self-diagnosis and accurate temperature measurements. Easy one-touch operation with 1 second temperature reading. 9 memories for temperature comparison and evaluation. Scale selection of Centigrade or Fahrenheit. Fever alarm. High accuracy and reliability. Ergonomic design for a comfortable grip and steady reading. Battery lasts for 6000 readings (normally more than 5 years).