Professional digital LCD display infrared thermometer for measuring the surface temperature of an object, it also able to measure the temperature of water, oil, and other liquids.Features:Non-contact Measurement: the thermometer can measure various hot, hazardous or hard-to-reach objects and liquids without contact, convenient to measure and safe to use.Measurement Range: -50~400/600 (-58~752/1112) wide measuring range with Celsius(C) and Fahrenheit(F) optional temperature units.Able to Test Liquid Temperature: when test the temperature of water or oil, keep the tested angle among 45~60 degrees and avoid the water vapors.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: 0.10~1.00 adjustable emissivity(preset at 0.95), high and low temperature alarm settable, laser ON/OFF settable, etc.Wide Applications: can be used for the non-contact temperature measurement of the automobile engine/air outlet, lamp bulb, air conditioning, refrigerator, oven food, water, oil, etc.Specifications:Model: TH01A / TH01B (Optional)TH01A:Measurement Range: -50~400 (-58~752)Accuracy: (1.5% of reading+2)TH01B:Measurement Range: -50~600 (-58~1112)Accuracy: (1.5% of reading+2/)Material: ABSDisplay: LCDEmissivity: 0.10~1.00Field of View(D:S Ratio): 12 : 1Spectral Response: 8~14Laser Pointer Class: Class 2Laser Pointer Output: Laser Pointer Wavelength: 620~690nmResponse Time: Automatic Power-off: 30 secondsOperating Temperature: 0~40 / 32~104Storage Temperature: -10~60 / 14~140Power Supply: 2 * AAA battery (NOT included)Item Size: 153 * 79 * 44.8mm / 6.02 * 3.11 * 1.76inItem Weight: 104g / 3.67ozPackage Weight: 158g / 5.57ozPackage Size: 17.5 * 9.5 * 5.5cm / 6.89 * 3.74 * 2.17inPacking List:1 * Thermometer1 * Manual (English)