Non-Contact Telephoto Thermometer Rossmax HC700 Telephoto temperature measurement distance within 10cm (3.94 inch) 1 second measurement Temple temperature Object temperature Auditory fever alarm 9 memories °C / °F switchable Backlight Auto shut-off Low battery indicator Self-diagnosis for malfunction Telephoto temperature measurement Rossmax new Telephoto thermometer provides a consistent and larger distance (within 10 cm) temperature measurement without skin contact. Clinically Accurate 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. Accessories: Batteries Instruction Manual Strap