Description:  HT-816 High Precision -55~650 C(-58~1202 F) Non-contact IR Digital Infrared Thermometer Temperature Tester Pyrometer  The digital non-contract infrared thermometer is a reliable device used to measure the surface temperature of an object. It's applicable for food preparation、 safety and fire inspectors、 plastic molding、 diesel and fleet maintenance、 etc.    Features:   Professional infrared thermometer for measuring the surface temperature of an object. Non-contact instrument can measure various hot、 hazardous or hard-to-reach objects without contact、 which is safe to use. Multiple functions: data hold、 maximum、 minimum、 automatically power off. Optional temperature units: Celsius( C) and Fahrenheit( F). Digital LCD display with backlight、 convenient to read at night. Built-in laser pointer、 handheld design、 easy to use.   Specifications:   Measurement Range: -50 C~650 C \/ -58 F~1202 F Accuracy: !#!amp!*!plusmn;2% of reading or !#!amp!*!plusmn;2 C\/!#!amp!*!plusmn;4 F Resolution: 0.1 C\/0.1 F Emissivity: Fixed at 0.95 Field of View: D\/S=Approx.12:1 Ratio(D: Distance; S=Spot or Target) Laser Pointer: Class 2 Laser!#!amp!*!lt;1mW Output、 Wavelength is 630 to 670nm IR Spectral Response: 6 to 14!#!amp!*!mu;m(Wavelength) Response Time: !#!amp!*!lt;1s Operating Temperature: 0 C~50 C(32 F~122 F) Display: LCD Backlight Storage Temperature: -20 C~60 C(-4 F~140 F) Operating Humidity: 10% to 90% RH、 !#!amp!*!lt;80%RH Storage Power Supply: 1 x 9V Battery (NOT Included) Product Size: Approx. 16.5 x 10 x 4.2cm \/ 6.5 x 3.9 x 1.7in Product Weight: Approx. 125.9g \/ 4.4oz Package Size: Approx. 22.3 x 10 x 5.8cm \/ 8.8 x 3.9 x 2.3in Package Weight: Approx. 220g \/ 7.8oz   Package included:   1 x HT-816 High Precision Infrared Thermometer  1 x English User Manual 1 x Protection Bag  Details pictures: