Description:100% Brand New. Precise non-contact measurements Built-in Laser pointer User selectable ºC or ºF Resolution to 0.1 Automatic Data Hold & Auto power off Alarm Value Backlight LCD display Memorization of the last 32 measurements. Normal Conditions of use Display Resolution 0.1ºC ( 0.1ºF ) Operating Temperature 10 to 40 ºC ( 50 to 104 ºF ) Humidity Rate ≤ 85% Power 9V battery ( NOT included ) Size 100 x 48 x 160mm ( L x W x H ) Weight 130g Measuring Range Measuring Range 32.0 to 43.0ºC ( 90 to 109.4ºF ) Accuracy ± 0.3ºC ( 0.54ºF ) Measuring Distance 5cm - 15cm ( 2 in - 5.9in ) Automatic stop 7 sec Diode laser Output<1mW， wavelength 630-670nm，calss 2(ll) Laser Product Spectral response 6-14um Power off Automatic shut off after 7 seconds . approx. Non-contact Body infrared thermometer precision 32 to 35.9ºC / 93.2 to 96.6ºF ± 0.3ºC / 0.5ºF According to ASTM 36 to 39ºC / 96.8 to 102.2ºF ± 0.2ºC / 0.4ºF Standard E1965-1998 39 to 42.5ºC / 102.2 to 108.5ºF ± 0.3ºC / 0.5ºF ( 2003 ) Package Include:1 x Body Infrared Thermometer 1 x English Manual