Rossmax HA500 Non-Contact Temple Thermometer is an easy and portable digital thermometer which measures the readings within 1 second with a fever alarm. The advanced infrared temperature measuring technology provides safe, accurate, reliable and hygienic readings for measuring both forehead and ambient temperature. The one second measurement thermometer without contacting skin is a suitable choice for obtaining body temperature and prevents cross contamination by measuring around 5 cm from the forehead. This temple thermometer has been clinically tested in several big teaching hospitals based on the protocol of ASTM E1965-98:2009 regulatory standard, covering sufficient febrile and normal body temperature subjects with satisfied clinical repeatability and measuring accuracy comparing to the concurrent oral temperature measurement reading. There are total 9 set memories for measurement records. If the reading of the thermometers is within the normal temperature range of 34 °C to 42.2 °C (93.2 °F to 108°F), when the measurement is done, the measurement data is saved into memory. Press "Memory" button to repeatedly to recall each temperature memory. This Rossmax non-contact temple thermometer is intended for measuring human body temperature; while is not intended as a substitute for consultation with your physician. This thermometer has been clinically tested in the hospital based on the regulatory standard protocol and proven to be safe and accurate when used in accordance to the operating instruction manual.