Professional digital LCD display infrared for measuring the surface of an object. Features: Non- Measurement: the can measure various hot hazardous or hard-to-reach objects without convenient to measure and to use. Measurement : -50~400℃/600℃ (-58~752℉/1112℉) wide measuring with Celsius(°C) and Fahrenheit(°F) optional units. Low Consumption & Auto-off: just powered by 2pcs 1.5V AAA batteries(NOT included) and the tester will automatic shutdown if there is no operation within 30 seconds low battery indication on the upper right corner. Data Reading: HD colored LCD screen with backlit display combine with data hold function which allow you to check the data clearly. Other Features: 0.1~1.0 adjustable emissivity(preset at 0.95) high and low alarm settable ONOFF settable etc. Wide Applications: can be used for the non- measurement of the automobile engineair outlet air conditioning oven food etc. Specifications: Model: IR03A / IR03B (Optional) IR03A: Infrared Measurement : -50~400℃ (-58~752℉) Accuracy: -50~0℃(-58~32℉): ±3℃; 0~400℃(32~752℉): ±(1.5% of reading+2℃/4℉) IR03B: Infrared Measurement : -50~600℃ (-58~1112℉) Accuracy: -50~0℃(-58~32℉): ±3℃; 0~600℃(32~1112℉): ±(1.5% of reading+2℃/4℉) Material: ABS Emissivity: 0.1~1.0 Field of View(D:S Ratio): 12:1 Spectral Response: 8~14μ Pointer Class: Class 2 Pointer Output: <1mW power Pointer Wavelength: 632~690nm Response Time: <0.5 second Automatic Power-off: 30 seconds Operating : 0~40℃ / 32~104℉ Storage : -10~60℃ / 14~140℉ Power Supply: 2 * 1.5V AAA battery (NOT included) Item Size: 150 * 73 * 44mm / 5.91 * 2.87 * 1.73in Item Weight: 108g / 3.81oz Package Weight: 171g / 6.03oz Package Size: 17.5 * 9.5 * 5cm / 6.89 * 3.74 * 1.97in Packing List: 1 * Digital