Features: 100% BRAND NEW! Mini Digital Non-Contact IR Infrared LCD Thermometer DT-300 Black UD6 Specifications: Net weight: 45g Color: Black Size: 8.0 * 5.0 * 2.35 cm/3.12 * 1.92 * 0.92" Display:3 !#!amp!*!frac12; digital on LCD display Temperature range: - 50oC to 300oC ( -58oF - 572oF ) Accuracy: 2% or 2oC Resolution: 1% or 1oC Response Time : 0.8 second Emissivity : 0.95 as default (setting range 0.1-0.99) Working environment:10oC to 40oC Relative humidity:10% -90 RH Storage temperature: -10oC to 40oC Power: 2pcs AAA batteries ( 1.5V / each ) ( Batteries are not included ) Distance Spot Ratio : 2 : 1 Recommend measuring distance : 20mm to 130mm Resolution: 0.1oC or 0.1oF Measurement Tips: If surface of object is covered with frost dust or other materials. Please clean surface to get accurate measure result. If the surface of an object to be measured is highly reflective with very low emissivity value. Please apply masking tape or apply flat black paint to the surface to improve the accuracy. Press button 2 turn on the unitthe meter will auto power off after 10 seconds without operation Package include: 1 * Black Non-Contact IR Infrared LCD Digital Thermometer