Measuring Position:Forehead and object surfaceApplications:Medical use or daily lifeMeasuring temperature rangeBody temperature:34-42.9ºC(93.2-109.22ºF)Measurement accuracyBody temperature:+/-0.2ºC(32.36ºF)Object surface:+/-1.5ºC(34.7ºF)Working environmentAmbient temperature:16-35ºC(60.8-95ºF)Storage and transportation:-20-55ºC(-68-131ºF)Measurement time:<=2 secondsAutomatic shutdown:<=18 secondsMeasuring distance:1-3 cmProduct size:165x95x45mmUnit weight:85g(without batteries)Language:EnglishPower supply:DC 3V(tow AAA batteries)